diff --git a/samples/Basic/25_In_memory_image.php b/samples/Basic/25_In_memory_image.php
index 1833e683ae..b0cd8ec05c 100644
--- a/samples/Basic/25_In_memory_image.php
+++ b/samples/Basic/25_In_memory_image.php
@@ -40,7 +40,7 @@
 $drawing = new MemoryDrawing();
 $drawing->setName('Sample image');
 $drawing->setDescription('Sample image');
-$drawing->setImageResource($gdImage);
+$drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
 $drawing->setRenderingFunction(MemoryDrawing::RENDERING_JPEG);
 $drawing->setMimeType(MemoryDrawing::MIMETYPE_DEFAULT);
 $drawing->setHeight(36);
@@ -56,7 +56,7 @@
 $drawing = new MemoryDrawing();
 $drawing->setName('Sample image');
 $drawing->setDescription('Sample image');
-$drawing->setImageResource($gdImage);
+$drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
 $drawing->setRenderingFunction(MemoryDrawing::RENDERING_JPEG);
 $drawing->setMimeType(MemoryDrawing::MIMETYPE_DEFAULT);
 $drawing->setHeight(36);
diff --git a/samples/Calculations/DateTime/DAYS360.php b/samples/Calculations/DateTime/DAYS360.php
index b0e2fdbb13..0963cc6208 100644
--- a/samples/Calculations/DateTime/DAYS360.php
+++ b/samples/Calculations/DateTime/DAYS360.php
@@ -51,7 +51,9 @@
     ));
     $helper->log(sprintf(
         'Days: %d (US) %d (European)',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('G' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('H' . $row)->getCalculatedValue()
     ));
 }
diff --git a/samples/Calculations/DateTime/EDATE.php b/samples/Calculations/DateTime/EDATE.php
index be6e4d1915..d3681d4abc 100644
--- a/samples/Calculations/DateTime/EDATE.php
+++ b/samples/Calculations/DateTime/EDATE.php
@@ -37,6 +37,7 @@
         '%s and %d months is %d (%s)',
         $worksheet->getCell('B' . $row)->getFormattedValue(),
         $worksheet->getCell('C' . $row)->getFormattedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
         $worksheet->getCell('D' . $row)->getFormattedValue()
     ));
diff --git a/samples/Calculations/DateTime/EOMONTH.php b/samples/Calculations/DateTime/EOMONTH.php
index e0b7568a01..3fefcbcf4b 100644
--- a/samples/Calculations/DateTime/EOMONTH.php
+++ b/samples/Calculations/DateTime/EOMONTH.php
@@ -37,6 +37,7 @@
         '%s and %d months is %d (%s)',
         $worksheet->getCell('B' . $row)->getFormattedValue(),
         $worksheet->getCell('C' . $row)->getFormattedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
         $worksheet->getCell('D' . $row)->getFormattedValue()
     ));
diff --git a/samples/Calculations/DateTime/NETWORKDAYS.php b/samples/Calculations/DateTime/NETWORKDAYS.php
index 585c04380f..6ba3025932 100644
--- a/samples/Calculations/DateTime/NETWORKDAYS.php
+++ b/samples/Calculations/DateTime/NETWORKDAYS.php
@@ -60,7 +60,9 @@
         'Between %s and %s is %d working days; %d with public holidays',
         $worksheet->getCell('A1')->getFormattedValue(),
         $worksheet->getCell('B' . $row)->getFormattedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue()
     ));
 }
diff --git a/samples/Calculations/DateTime/NOW.php b/samples/Calculations/DateTime/NOW.php
index 858a3162b1..fb0222b17d 100644
--- a/samples/Calculations/DateTime/NOW.php
+++ b/samples/Calculations/DateTime/NOW.php
@@ -22,6 +22,7 @@
 // Test the formulae
 $helper->log(sprintf(
     'Today is %f (%s)',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('A1')->getCalculatedValue(),
     $worksheet->getCell('A1')->getFormattedValue()
 ));
diff --git a/samples/Calculations/DateTime/TODAY.php b/samples/Calculations/DateTime/TODAY.php
index 031149d597..7f1dd0780a 100644
--- a/samples/Calculations/DateTime/TODAY.php
+++ b/samples/Calculations/DateTime/TODAY.php
@@ -22,6 +22,7 @@
 // Test the formulae
 $helper->log(sprintf(
     'Today is %d (%s)',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('A1')->getCalculatedValue(),
     $worksheet->getCell('A1')->getFormattedValue()
 ));
diff --git a/samples/Calculations/DateTime/WEEKDAY.php b/samples/Calculations/DateTime/WEEKDAY.php
index 7d4b4288b2..7be2bbdf25 100644
--- a/samples/Calculations/DateTime/WEEKDAY.php
+++ b/samples/Calculations/DateTime/WEEKDAY.php
@@ -49,10 +49,12 @@
     $helper->log(sprintf('(E%d): %s', $row, $worksheet->getCell('E' . $row)->getFormattedValue()));
     $helper->log(sprintf(
         'Weekday is: %d (1-7 = Sun-Sat)',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('F' . $row)->getCalculatedValue()
     ));
     $helper->log(sprintf(
         'Weekday is: %d (1-7 = Mon-Sun)',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('G' . $row)->getCalculatedValue()
     ));
 }
diff --git a/samples/Calculations/DateTime/YEARFRAC.php b/samples/Calculations/DateTime/YEARFRAC.php
index 81b36435d7..bc8edb7105 100644
--- a/samples/Calculations/DateTime/YEARFRAC.php
+++ b/samples/Calculations/DateTime/YEARFRAC.php
@@ -55,22 +55,27 @@
     ));
     $helper->log(sprintf(
         'Days: %f - US (NASD) 30/360',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('G' . $row)->getCalculatedValue()
     ));
     $helper->log(sprintf(
         'Days: %f - Actual',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('H' . $row)->getCalculatedValue()
     ));
     $helper->log(sprintf(
         'Days: %f - Actual/360',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('I' . $row)->getCalculatedValue()
     ));
     $helper->log(sprintf(
         'Days: %f - Actual/365',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('J' . $row)->getCalculatedValue()
     ));
     $helper->log(sprintf(
         'Days: %f - European 30/360',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('K' . $row)->getCalculatedValue()
     ));
 }
diff --git a/samples/Calculations/Engineering/BESSELI.php b/samples/Calculations/Engineering/BESSELI.php
index bd5d9b7150..4962dfbbde 100644
--- a/samples/Calculations/Engineering/BESSELI.php
+++ b/samples/Calculations/Engineering/BESSELI.php
@@ -23,6 +23,7 @@
         $helper->log(sprintf(
             '%s = %f',
             $worksheet->getCell('A1')->getValue(),
+            /** @scrutinizer ignore-type */
             $worksheet->getCell('A1')->getCalculatedValue()
         ));
     }
diff --git a/samples/Calculations/Engineering/BESSELJ.php b/samples/Calculations/Engineering/BESSELJ.php
index 3aa4788682..f9a0b6a506 100644
--- a/samples/Calculations/Engineering/BESSELJ.php
+++ b/samples/Calculations/Engineering/BESSELJ.php
@@ -23,6 +23,7 @@
         $helper->log(sprintf(
             '%s = %f',
             $worksheet->getCell('A1')->getValue(),
+            /** @scrutinizer ignore-type */
             $worksheet->getCell('A1')->getCalculatedValue()
         ));
     }
diff --git a/samples/Calculations/Engineering/BESSELK.php b/samples/Calculations/Engineering/BESSELK.php
index ee8698e94a..7f5cc20ca8 100644
--- a/samples/Calculations/Engineering/BESSELK.php
+++ b/samples/Calculations/Engineering/BESSELK.php
@@ -23,6 +23,7 @@
         $helper->log(sprintf(
             '%s = %f',
             $worksheet->getCell('A1')->getValue(),
+            /** @scrutinizer ignore-type */
             $worksheet->getCell('A1')->getCalculatedValue()
         ));
     }
diff --git a/samples/Calculations/Engineering/BESSELY.php b/samples/Calculations/Engineering/BESSELY.php
index 750b7204bc..626177218e 100644
--- a/samples/Calculations/Engineering/BESSELY.php
+++ b/samples/Calculations/Engineering/BESSELY.php
@@ -23,6 +23,7 @@
         $helper->log(sprintf(
             '%s = %f',
             $worksheet->getCell('A1')->getValue(),
+            /** @scrutinizer ignore-type */
             $worksheet->getCell('A1')->getCalculatedValue()
         ));
     }
diff --git a/samples/Calculations/Engineering/BIN2DEC.php b/samples/Calculations/Engineering/BIN2DEC.php
index 0c4c45324c..9117bef923 100644
--- a/samples/Calculations/Engineering/BIN2DEC.php
+++ b/samples/Calculations/Engineering/BIN2DEC.php
@@ -41,6 +41,7 @@
         '(B%d): Binary %s is decimal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BIN2HEX.php b/samples/Calculations/Engineering/BIN2HEX.php
index 51a1119977..072cf28e43 100644
--- a/samples/Calculations/Engineering/BIN2HEX.php
+++ b/samples/Calculations/Engineering/BIN2HEX.php
@@ -41,6 +41,7 @@
         '(B%d): Binary %s is hexadecimal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BIN2OCT.php b/samples/Calculations/Engineering/BIN2OCT.php
index c320d360a4..01c6325311 100644
--- a/samples/Calculations/Engineering/BIN2OCT.php
+++ b/samples/Calculations/Engineering/BIN2OCT.php
@@ -41,6 +41,7 @@
         '(B%d): Binary %s is octal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BITAND.php b/samples/Calculations/Engineering/BITAND.php
index 2a8f7a3cc5..1fa82f1a47 100644
--- a/samples/Calculations/Engineering/BITAND.php
+++ b/samples/Calculations/Engineering/BITAND.php
@@ -40,10 +40,14 @@
         '(E%d): Bitwise AND of %d (%s) and %d (%s) is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('E' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('F' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BITLSHIFT.php b/samples/Calculations/Engineering/BITLSHIFT.php
index 872c8098db..4c8cfefd9f 100644
--- a/samples/Calculations/Engineering/BITLSHIFT.php
+++ b/samples/Calculations/Engineering/BITLSHIFT.php
@@ -42,24 +42,33 @@
         '(E%d): Bitwise Left Shift of %d (%s) by 1 bit is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
     ));
     $helper->log(sprintf(
         '(E%d): Bitwise Left Shift of %d (%s) by 2 bits is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('E' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('F' . $row)->getCalculatedValue(),
     ));
     $helper->log(sprintf(
         '(E%d): Bitwise Left Shift of %d (%s) by 3 bits is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('G' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('H' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BITOR.php b/samples/Calculations/Engineering/BITOR.php
index 1bf7f71d11..f8cf3f2a07 100644
--- a/samples/Calculations/Engineering/BITOR.php
+++ b/samples/Calculations/Engineering/BITOR.php
@@ -40,10 +40,14 @@
         '(E%d): Bitwise OR of %d (%s) and %d (%s) is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('E' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('F' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BITRSHIFT.php b/samples/Calculations/Engineering/BITRSHIFT.php
index 3e7f3a88d5..bc8774a886 100644
--- a/samples/Calculations/Engineering/BITRSHIFT.php
+++ b/samples/Calculations/Engineering/BITRSHIFT.php
@@ -40,24 +40,33 @@
         '(E%d): Bitwise Right Shift of %d (%s) by 1 bit is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
     ));
     $helper->log(sprintf(
         '(E%d): Bitwise Right Shift of %d (%s) by 2 bits is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('E' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('F' . $row)->getCalculatedValue(),
     ));
     $helper->log(sprintf(
         '(E%d): Bitwise Right Shift of %d (%s) by 3 bits is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('G' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('H' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/BITXOR.php b/samples/Calculations/Engineering/BITXOR.php
index 482662cd78..84098b9792 100644
--- a/samples/Calculations/Engineering/BITXOR.php
+++ b/samples/Calculations/Engineering/BITXOR.php
@@ -40,10 +40,14 @@
         '(E%d): Bitwise XOR of %d (%s) and %d (%s) is %d (%s)',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('E' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('F' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/COMPLEX.php b/samples/Calculations/Engineering/COMPLEX.php
index c58a179777..bf88a2a39f 100644
--- a/samples/Calculations/Engineering/COMPLEX.php
+++ b/samples/Calculations/Engineering/COMPLEX.php
@@ -36,6 +36,7 @@
         '(A%d): Formula %s result is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('A' . $row)->getCalculatedValue()
     ));
 }
diff --git a/samples/Calculations/Engineering/CONVERT.php b/samples/Calculations/Engineering/CONVERT.php
index bce56ba507..38fd47c9ce 100644
--- a/samples/Calculations/Engineering/CONVERT.php
+++ b/samples/Calculations/Engineering/CONVERT.php
@@ -43,6 +43,7 @@
         $worksheet->getCell('D' . $row)->getValue(),
         $worksheet->getCell('A' . $row)->getValue(),
         trim($worksheet->getCell('B' . $row)->getValue(), '"'),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('D' . $row)->getCalculatedValue(),
         trim($worksheet->getCell('C' . $row)->getValue(), '"')
     ));
@@ -54,5 +55,6 @@
     '(A%d): Unit of Measure Conversion Formula %s result is %s',
     $row,
     $worksheet->getCell('H1')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('H1')->getCalculatedValue()
 ));
diff --git a/samples/Calculations/Engineering/DEC2BIN.php b/samples/Calculations/Engineering/DEC2BIN.php
index 2a064c0616..1d7e4c86ae 100644
--- a/samples/Calculations/Engineering/DEC2BIN.php
+++ b/samples/Calculations/Engineering/DEC2BIN.php
@@ -42,6 +42,7 @@
         '(B%d): Decimal %s is binary %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/DEC2HEX.php b/samples/Calculations/Engineering/DEC2HEX.php
index 0a19ae544d..ac00996d20 100644
--- a/samples/Calculations/Engineering/DEC2HEX.php
+++ b/samples/Calculations/Engineering/DEC2HEX.php
@@ -43,6 +43,7 @@
         '(B%d): Decimal %s is hexadecimal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/DEC2OCT.php b/samples/Calculations/Engineering/DEC2OCT.php
index fc11a832bb..9eb80594bc 100644
--- a/samples/Calculations/Engineering/DEC2OCT.php
+++ b/samples/Calculations/Engineering/DEC2OCT.php
@@ -43,6 +43,7 @@
         '(B%d): Decimal %s is octal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/DELTA.php b/samples/Calculations/Engineering/DELTA.php
index cd51b16165..579b5e6a70 100644
--- a/samples/Calculations/Engineering/DELTA.php
+++ b/samples/Calculations/Engineering/DELTA.php
@@ -40,7 +40,9 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
+        /** @scrutinizer ignore-type */
         $comparison[$worksheet->getCell('C' . $row)->getCalculatedValue()]
     ));
 }
diff --git a/samples/Calculations/Engineering/ERF.php b/samples/Calculations/Engineering/ERF.php
index e650588893..310db12aa1 100644
--- a/samples/Calculations/Engineering/ERF.php
+++ b/samples/Calculations/Engineering/ERF.php
@@ -50,6 +50,7 @@
         $row,
         $worksheet->getCell('C' . $row)->getValue(),
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
@@ -62,6 +63,7 @@
         $worksheet->getCell('C' . $row)->getValue(),
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/ERFC.php b/samples/Calculations/Engineering/ERFC.php
index 5e7bcc6d08..59a2cec8e0 100644
--- a/samples/Calculations/Engineering/ERFC.php
+++ b/samples/Calculations/Engineering/ERFC.php
@@ -36,6 +36,7 @@
         $row,
         $worksheet->getCell('C' . $row)->getValue(),
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/GESTEP.php b/samples/Calculations/Engineering/GESTEP.php
index 73f0a31cea..ccc44e23a8 100644
--- a/samples/Calculations/Engineering/GESTEP.php
+++ b/samples/Calculations/Engineering/GESTEP.php
@@ -43,8 +43,10 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
         sprintf(
+            /** @scrutinizer ignore-type */
             $comparison[$worksheet->getCell('C' . $row)->getCalculatedValue()],
             $worksheet->getCell('A' . $row)->getValue(),
             $worksheet->getCell('B' . $row)->getValue(),
diff --git a/samples/Calculations/Engineering/HEX2BIN.php b/samples/Calculations/Engineering/HEX2BIN.php
index 2ad0892565..55dfc1f519 100644
--- a/samples/Calculations/Engineering/HEX2BIN.php
+++ b/samples/Calculations/Engineering/HEX2BIN.php
@@ -41,6 +41,7 @@
         '(B%d): Hexadecimal %s is binary %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/HEX2DEC.php b/samples/Calculations/Engineering/HEX2DEC.php
index 745d411054..eee19de880 100644
--- a/samples/Calculations/Engineering/HEX2DEC.php
+++ b/samples/Calculations/Engineering/HEX2DEC.php
@@ -43,6 +43,7 @@
         '(B%d): Hexadecimal %s is decimal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/HEX2OCT.php b/samples/Calculations/Engineering/HEX2OCT.php
index 3608c1bb3e..e1f72cc165 100644
--- a/samples/Calculations/Engineering/HEX2OCT.php
+++ b/samples/Calculations/Engineering/HEX2OCT.php
@@ -41,6 +41,7 @@
         '(B%d): Hexadecimal %s is octal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMABS.php b/samples/Calculations/Engineering/IMABS.php
index 9c6b843cde..706ffac886 100644
--- a/samples/Calculations/Engineering/IMABS.php
+++ b/samples/Calculations/Engineering/IMABS.php
@@ -43,6 +43,7 @@
         '(E%d): The absolute value of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMAGINARY.php b/samples/Calculations/Engineering/IMAGINARY.php
index 9913893855..3f5479675e 100644
--- a/samples/Calculations/Engineering/IMAGINARY.php
+++ b/samples/Calculations/Engineering/IMAGINARY.php
@@ -43,6 +43,7 @@
         '(E%d): The imaginary component of %s is %f',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMARGUMENT.php b/samples/Calculations/Engineering/IMARGUMENT.php
index e559e95133..dabd90f61b 100644
--- a/samples/Calculations/Engineering/IMARGUMENT.php
+++ b/samples/Calculations/Engineering/IMARGUMENT.php
@@ -43,6 +43,7 @@
         '(E%d): The Theta Argument of %s is %f radians',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMCONJUGATE.php b/samples/Calculations/Engineering/IMCONJUGATE.php
index 3b4429ed06..2038d58d78 100644
--- a/samples/Calculations/Engineering/IMCONJUGATE.php
+++ b/samples/Calculations/Engineering/IMCONJUGATE.php
@@ -43,6 +43,7 @@
         '(E%d): The Conjugate of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMCOS.php b/samples/Calculations/Engineering/IMCOS.php
index 5b8f81ea3c..ef4ee3261f 100644
--- a/samples/Calculations/Engineering/IMCOS.php
+++ b/samples/Calculations/Engineering/IMCOS.php
@@ -43,6 +43,7 @@
         '(E%d): The Cosine of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMCOSH.php b/samples/Calculations/Engineering/IMCOSH.php
index 9a39376642..e0faa0c13d 100644
--- a/samples/Calculations/Engineering/IMCOSH.php
+++ b/samples/Calculations/Engineering/IMCOSH.php
@@ -43,6 +43,7 @@
         '(E%d): The Hyperbolic Cosine of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMCOT.php b/samples/Calculations/Engineering/IMCOT.php
index e3d980cd20..3aded47e09 100644
--- a/samples/Calculations/Engineering/IMCOT.php
+++ b/samples/Calculations/Engineering/IMCOT.php
@@ -43,6 +43,7 @@
         '(E%d): The Cotangent of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMCSC.php b/samples/Calculations/Engineering/IMCSC.php
index ab6695d06c..4101fb6e74 100644
--- a/samples/Calculations/Engineering/IMCSC.php
+++ b/samples/Calculations/Engineering/IMCSC.php
@@ -43,6 +43,7 @@
         '(E%d): The Cosecant of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMCSCH.php b/samples/Calculations/Engineering/IMCSCH.php
index 4513d9e94e..e25878ff72 100644
--- a/samples/Calculations/Engineering/IMCSCH.php
+++ b/samples/Calculations/Engineering/IMCSCH.php
@@ -43,6 +43,7 @@
         '(E%d): The Hyperbolic Cosecant of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMDIV.php b/samples/Calculations/Engineering/IMDIV.php
index 9512be573c..e8c0292f9b 100644
--- a/samples/Calculations/Engineering/IMDIV.php
+++ b/samples/Calculations/Engineering/IMDIV.php
@@ -37,6 +37,7 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMEXP.php b/samples/Calculations/Engineering/IMEXP.php
index 7f5837b239..484edf20d7 100644
--- a/samples/Calculations/Engineering/IMEXP.php
+++ b/samples/Calculations/Engineering/IMEXP.php
@@ -43,6 +43,7 @@
         '(E%d): The Exponential of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMLN.php b/samples/Calculations/Engineering/IMLN.php
index 956182573a..eb7afe974f 100644
--- a/samples/Calculations/Engineering/IMLN.php
+++ b/samples/Calculations/Engineering/IMLN.php
@@ -43,6 +43,7 @@
         '(E%d): The Natural Logarithm of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMLOG10.php b/samples/Calculations/Engineering/IMLOG10.php
index d501c3deda..8adba66d71 100644
--- a/samples/Calculations/Engineering/IMLOG10.php
+++ b/samples/Calculations/Engineering/IMLOG10.php
@@ -43,6 +43,7 @@
         '(E%d): The Base-10 Logarithm of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMLOG2.php b/samples/Calculations/Engineering/IMLOG2.php
index 25986b3986..311b394335 100644
--- a/samples/Calculations/Engineering/IMLOG2.php
+++ b/samples/Calculations/Engineering/IMLOG2.php
@@ -43,6 +43,7 @@
         '(E%d): The Base-2 Logarithm of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMPOWER.php b/samples/Calculations/Engineering/IMPOWER.php
index c6674fbe95..55037b7fc2 100644
--- a/samples/Calculations/Engineering/IMPOWER.php
+++ b/samples/Calculations/Engineering/IMPOWER.php
@@ -44,6 +44,7 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMPRODUCT.php b/samples/Calculations/Engineering/IMPRODUCT.php
index f81bc66684..fa2c3d937e 100644
--- a/samples/Calculations/Engineering/IMPRODUCT.php
+++ b/samples/Calculations/Engineering/IMPRODUCT.php
@@ -37,6 +37,7 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMREAL.php b/samples/Calculations/Engineering/IMREAL.php
index 4e537c0fd7..232c5c43a5 100644
--- a/samples/Calculations/Engineering/IMREAL.php
+++ b/samples/Calculations/Engineering/IMREAL.php
@@ -43,6 +43,7 @@
         '(E%d): The real component of %s is %f radians',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSEC.php b/samples/Calculations/Engineering/IMSEC.php
index e6c524b3ca..83bdc27fcb 100644
--- a/samples/Calculations/Engineering/IMSEC.php
+++ b/samples/Calculations/Engineering/IMSEC.php
@@ -43,6 +43,7 @@
         '(E%d): The Secant of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSECH.php b/samples/Calculations/Engineering/IMSECH.php
index e07b6e08e4..5e156e5b50 100644
--- a/samples/Calculations/Engineering/IMSECH.php
+++ b/samples/Calculations/Engineering/IMSECH.php
@@ -43,6 +43,7 @@
         '(E%d): The Hyperbolic Secant of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSIN.php b/samples/Calculations/Engineering/IMSIN.php
index d3b8c281d9..18c17af1b6 100644
--- a/samples/Calculations/Engineering/IMSIN.php
+++ b/samples/Calculations/Engineering/IMSIN.php
@@ -43,6 +43,7 @@
         '(E%d): The Sine of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSINH.php b/samples/Calculations/Engineering/IMSINH.php
index ac0a9039be..94ef2e20e1 100644
--- a/samples/Calculations/Engineering/IMSINH.php
+++ b/samples/Calculations/Engineering/IMSINH.php
@@ -43,6 +43,7 @@
         '(E%d): The Hyperbolic Sine of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSQRT.php b/samples/Calculations/Engineering/IMSQRT.php
index c2573c9197..a12b5582b7 100644
--- a/samples/Calculations/Engineering/IMSQRT.php
+++ b/samples/Calculations/Engineering/IMSQRT.php
@@ -43,6 +43,7 @@
         '(E%d): The Square Root of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSUB.php b/samples/Calculations/Engineering/IMSUB.php
index 90bd27a4f0..194b7063a2 100644
--- a/samples/Calculations/Engineering/IMSUB.php
+++ b/samples/Calculations/Engineering/IMSUB.php
@@ -37,6 +37,7 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMSUM.php b/samples/Calculations/Engineering/IMSUM.php
index 2a8be32070..51f702a56b 100644
--- a/samples/Calculations/Engineering/IMSUM.php
+++ b/samples/Calculations/Engineering/IMSUM.php
@@ -37,6 +37,7 @@
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
         $worksheet->getCell('B' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('C' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/IMTAN.php b/samples/Calculations/Engineering/IMTAN.php
index ffaa53b246..5f083a8031 100644
--- a/samples/Calculations/Engineering/IMTAN.php
+++ b/samples/Calculations/Engineering/IMTAN.php
@@ -43,6 +43,7 @@
         '(E%d): The Tangent of %s is %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/OCT2BIN.php b/samples/Calculations/Engineering/OCT2BIN.php
index 9c4bbf863d..9c116f3434 100644
--- a/samples/Calculations/Engineering/OCT2BIN.php
+++ b/samples/Calculations/Engineering/OCT2BIN.php
@@ -42,6 +42,7 @@
         '(B%d): Octal %s is binary %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/OCT2DEC.php b/samples/Calculations/Engineering/OCT2DEC.php
index ea6afb2fb7..6b1eec9fc7 100644
--- a/samples/Calculations/Engineering/OCT2DEC.php
+++ b/samples/Calculations/Engineering/OCT2DEC.php
@@ -44,6 +44,7 @@
         '(B%d): Octal %s is decimal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/Calculations/Engineering/OCT2HEX.php b/samples/Calculations/Engineering/OCT2HEX.php
index 47e9b6e16d..2407c86fa9 100644
--- a/samples/Calculations/Engineering/OCT2HEX.php
+++ b/samples/Calculations/Engineering/OCT2HEX.php
@@ -44,6 +44,7 @@
         '(B%d): Octal %s is hexadecimal %s',
         $row,
         $worksheet->getCell('A' . $row)->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell('B' . $row)->getCalculatedValue(),
     ));
 }
diff --git a/samples/DefinedNames/AbsoluteNamedRange.php b/samples/DefinedNames/AbsoluteNamedRange.php
index 30afc00d65..492249dd10 100644
--- a/samples/DefinedNames/AbsoluteNamedRange.php
+++ b/samples/DefinedNames/AbsoluteNamedRange.php
@@ -46,8 +46,10 @@
 
 $helper->log(sprintf(
     'Worked %.2f hours at a rate of %.2f - Charge to the client is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("B{$row}")->getCalculatedValue(),
     $worksheet->getCell('B1')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("C{$row}")->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/NamedFormulaeAndRanges.php b/samples/DefinedNames/NamedFormulaeAndRanges.php
index a5ca80e706..43a5832ec3 100644
--- a/samples/DefinedNames/NamedFormulaeAndRanges.php
+++ b/samples/DefinedNames/NamedFormulaeAndRanges.php
@@ -57,8 +57,10 @@
 
 $helper->log(sprintf(
     'Worked %.2f hours at a rate of %.2f - Charge to the client is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("B{$row}")->getCalculatedValue(),
     $worksheet->getCell('B1')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("C{$row}")->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/RelativeNamedRange.php b/samples/DefinedNames/RelativeNamedRange.php
index fac75a4715..f6fb0968f7 100644
--- a/samples/DefinedNames/RelativeNamedRange.php
+++ b/samples/DefinedNames/RelativeNamedRange.php
@@ -49,8 +49,10 @@
 
 $helper->log(sprintf(
     'Worked %.2f hours at a rate of %.2f - Charge to the client is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("B{$row}")->getCalculatedValue(),
     $worksheet->getCell('B1')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("C{$row}")->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/RelativeNamedRange2.php b/samples/DefinedNames/RelativeNamedRange2.php
index b3e957fd2e..fa0e279757 100644
--- a/samples/DefinedNames/RelativeNamedRange2.php
+++ b/samples/DefinedNames/RelativeNamedRange2.php
@@ -52,8 +52,10 @@
 
 $helper->log(sprintf(
     'Worked %.2f hours at a rate of %.2f - Charge to the client is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("B{$row}")->getCalculatedValue(),
     $worksheet->getCell('B1')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("C{$row}")->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/RelativeNamedRangeAsFunction.php b/samples/DefinedNames/RelativeNamedRangeAsFunction.php
index 333d01ab0b..4797615e75 100644
--- a/samples/DefinedNames/RelativeNamedRangeAsFunction.php
+++ b/samples/DefinedNames/RelativeNamedRangeAsFunction.php
@@ -55,8 +55,10 @@
 
 $helper->log(sprintf(
     'Worked %.2f hours at a rate of %.2f - Charge to the client is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("B{$row}")->getCalculatedValue(),
     $worksheet->getCell('B1')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("C{$row}")->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/ScopedNamedRange.php b/samples/DefinedNames/ScopedNamedRange.php
index aa71454df0..776a8589df 100644
--- a/samples/DefinedNames/ScopedNamedRange.php
+++ b/samples/DefinedNames/ScopedNamedRange.php
@@ -62,10 +62,12 @@
 
 $helper->log(sprintf(
     'Worked %.2f hours at a rate of %s - Charge to the client is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("B{$row}")->getCalculatedValue(),
     $chargeRateCellValue = $spreadsheet
         ->getSheetByName($spreadsheet->getNamedRange('CHARGE_RATE')->getWorksheet()->getTitle())
         ->getCell($spreadsheet->getNamedRange('CHARGE_RATE')->getCellsInRange()[0])->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell("C{$row}")->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/ScopedNamedRange2.php b/samples/DefinedNames/ScopedNamedRange2.php
index 5f0898c91e..e4ec13a5ff 100644
--- a/samples/DefinedNames/ScopedNamedRange2.php
+++ b/samples/DefinedNames/ScopedNamedRange2.php
@@ -78,9 +78,11 @@
 foreach ($spreadsheet->getAllSheets() as $worksheet) {
     $helper->log(sprintf(
         'Worked %.2f hours for "%s" at a rate of %.2f - Charge to the client is %.2f',
+        /** @scrutinizer ignore-type */
         $worksheet->getCell("B{$row}")->getCalculatedValue(),
         $worksheet->getTitle(),
         $worksheet->getCell('B1')->getValue(),
+        /** @scrutinizer ignore-type */
         $worksheet->getCell("C{$row}")->getCalculatedValue()
     ));
 }
diff --git a/samples/DefinedNames/SimpleNamedFormula.php b/samples/DefinedNames/SimpleNamedFormula.php
index ea1f802da1..c327f56c4c 100644
--- a/samples/DefinedNames/SimpleNamedFormula.php
+++ b/samples/DefinedNames/SimpleNamedFormula.php
@@ -34,9 +34,12 @@
 
 $helper->log(sprintf(
     'With a Tax Rate of %.2f and a net price of %.2f, Tax is %.2f and the gross price is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('B1')->getCalculatedValue(),
     $worksheet->getCell('B3')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('B4')->getCalculatedValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('B5')->getCalculatedValue()
 ));
 
diff --git a/samples/DefinedNames/SimpleNamedRange.php b/samples/DefinedNames/SimpleNamedRange.php
index 7a7cdc94a1..c725f1b1cb 100644
--- a/samples/DefinedNames/SimpleNamedRange.php
+++ b/samples/DefinedNames/SimpleNamedRange.php
@@ -28,9 +28,12 @@
 
 $helper->log(sprintf(
     'With a Tax Rate of %.2f and a net price of %.2f, Tax is %.2f and the gross price is %.2f',
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('B1')->getCalculatedValue(),
     $worksheet->getCell('B3')->getValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('B4')->getCalculatedValue(),
+    /** @scrutinizer ignore-type */
     $worksheet->getCell('B5')->getCalculatedValue()
 ));
 
diff --git a/samples/Reader/20_Reader_worksheet_hyperlink_image.php b/samples/Reader/20_Reader_worksheet_hyperlink_image.php
index 2b3f294a6f..95a9829ede 100644
--- a/samples/Reader/20_Reader_worksheet_hyperlink_image.php
+++ b/samples/Reader/20_Reader_worksheet_hyperlink_image.php
@@ -25,7 +25,7 @@
 $drawing->setName('In-Memory image 1');
 $drawing->setDescription('In-Memory image 1');
 $drawing->setCoordinates('A1');
-$drawing->setImageResource($gdImage);
+$drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
 $drawing->setRenderingFunction(
     \PhpOffice\PhpSpreadsheet\Worksheet\MemoryDrawing::RENDERING_JPEG
 );
diff --git a/tests/PhpSpreadsheetTests/Calculation/Functions/LookupRef/HyperlinkTest.php b/tests/PhpSpreadsheetTests/Calculation/Functions/LookupRef/HyperlinkTest.php
index 5eaf7d35eb..5e8420e14e 100644
--- a/tests/PhpSpreadsheetTests/Calculation/Functions/LookupRef/HyperlinkTest.php
+++ b/tests/PhpSpreadsheetTests/Calculation/Functions/LookupRef/HyperlinkTest.php
@@ -9,13 +9,12 @@
 
 class HyperlinkTest extends AllSetupTeardown
 {
-    /** @var bool */
-    protected $issue2464 = true;
+    private bool $issue2464 = true;
 
     /**
      * @dataProvider providerHYPERLINK
      */
-    public function testHYPERLINK(array|string $expectedResult, ?string $linkUrl, ?string $description): void
+    public function testHYPERLINK(mixed $expectedResult, ?string $linkUrl, ?string $description): void
     {
         $this->mightHaveException($expectedResult);
         $sheet = $this->getSheet();
@@ -43,7 +42,7 @@ public function testHYPERLINK(array|string $expectedResult, ?string $linkUrl, ?s
     /**
      * @dataProvider providerHYPERLINK
      */
-    public function testHYPERLINKcellRef(array|string $expectedResult, ?string $linkUrl, ?string $description): void
+    public function testHYPERLINKcellRef(mixed $expectedResult, ?string $linkUrl, ?string $description): void
     {
         $this->mightHaveException($expectedResult);
         $sheet = $this->getSheet();
diff --git a/tests/PhpSpreadsheetTests/Calculation/Functions/TextData/TextSplitTest.php b/tests/PhpSpreadsheetTests/Calculation/Functions/TextData/TextSplitTest.php
index 9801d77d4b..985e08567d 100644
--- a/tests/PhpSpreadsheetTests/Calculation/Functions/TextData/TextSplitTest.php
+++ b/tests/PhpSpreadsheetTests/Calculation/Functions/TextData/TextSplitTest.php
@@ -14,7 +14,7 @@ private function setDelimiterArgument(array $argument, string $column): string
         return '{' . $column . implode(',' . $column, range(1, count($argument))) . '}';
     }
 
-    private function setDelimiterValues(Worksheet $worksheet, string $column, array|string $argument): void
+    private function setDelimiterValues(Worksheet $worksheet, string $column, mixed $argument): void
     {
         if (is_array($argument)) {
             foreach ($argument as $index => $value) {
diff --git a/tests/PhpSpreadsheetTests/Functional/DrawingImageHyperlinkTest.php b/tests/PhpSpreadsheetTests/Functional/DrawingImageHyperlinkTest.php
index 711f87e24a..393af1f88c 100644
--- a/tests/PhpSpreadsheetTests/Functional/DrawingImageHyperlinkTest.php
+++ b/tests/PhpSpreadsheetTests/Functional/DrawingImageHyperlinkTest.php
@@ -27,7 +27,7 @@ public function testDrawingImageHyperlinkTest(): void
             $drawing->setName('In-Memory image 1');
             $drawing->setDescription('In-Memory image 1');
             $drawing->setCoordinates('A1');
-            $drawing->setImageResource($gdImage);
+            $drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
             $drawing->setRenderingFunction(
                 MemoryDrawing::RENDERING_JPEG
             );
diff --git a/tests/PhpSpreadsheetTests/Reader/Xls/XlsTest.php b/tests/PhpSpreadsheetTests/Reader/Xls/XlsTest.php
index 4cdfc06f68..78b9539e45 100644
--- a/tests/PhpSpreadsheetTests/Reader/Xls/XlsTest.php
+++ b/tests/PhpSpreadsheetTests/Reader/Xls/XlsTest.php
@@ -80,8 +80,9 @@ public function testLoadXlsBug1592(): void
             foreach ($row->getCellIterator() as $cellx) {
                 /** @var Cell */
                 $cell = $cellx;
+                /** @scrutinizer ignore-call */
                 $valOld = $cell->getFormattedValue();
-                $valNew = $newsheet->getCell($cell->getCoordinate())->getFormattedValue();
+                $valNew = $newsheet->getCell($cell->/** @scrutinizer ignore-call */ getCoordinate())->getFormattedValue();
                 self::assertEquals($valOld, $valNew);
             }
         }
diff --git a/tests/PhpSpreadsheetTests/Worksheet/DrawingTest.php b/tests/PhpSpreadsheetTests/Worksheet/DrawingTest.php
index 4ab1ca2e29..668a6b5c66 100644
--- a/tests/PhpSpreadsheetTests/Worksheet/DrawingTest.php
+++ b/tests/PhpSpreadsheetTests/Worksheet/DrawingTest.php
@@ -28,7 +28,7 @@ public function testCloningWorksheetWithImages(): void
             $drawing->setName('In-Memory image 1');
             $drawing->setDescription('In-Memory image 1');
             $drawing->setCoordinates('A1');
-            $drawing->setImageResource($gdImage);
+            $drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
             $drawing->setRenderingFunction(
                 MemoryDrawing::RENDERING_JPEG
             );
diff --git a/tests/PhpSpreadsheetTests/Worksheet/MemoryDrawingTest.php b/tests/PhpSpreadsheetTests/Worksheet/MemoryDrawingTest.php
index 3074961436..313f856564 100644
--- a/tests/PhpSpreadsheetTests/Worksheet/MemoryDrawingTest.php
+++ b/tests/PhpSpreadsheetTests/Worksheet/MemoryDrawingTest.php
@@ -26,7 +26,7 @@ public function testMemoryDrawing(): void
         $drawing->setName($name);
         $drawing->setDescription('In-Memory image 1');
         $drawing->setCoordinates('A1');
-        $drawing->setImageResource($gdImage);
+        $drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
         $drawing->setRenderingFunction(MemoryDrawing::RENDERING_PNG);
         $drawing->setMimeType(MemoryDrawing::MIMETYPE_PNG);
 
diff --git a/tests/PhpSpreadsheetTests/Writer/Html/MemoryDrawingOffsetTest.php b/tests/PhpSpreadsheetTests/Writer/Html/MemoryDrawingOffsetTest.php
index ab2baea817..ac6353cf24 100644
--- a/tests/PhpSpreadsheetTests/Writer/Html/MemoryDrawingOffsetTest.php
+++ b/tests/PhpSpreadsheetTests/Writer/Html/MemoryDrawingOffsetTest.php
@@ -24,7 +24,7 @@ public function testMemoryDrawingOffset(int $w, int $h, int $x, int $y): void
         $image = imagecreatefromstring($image);
         self::assertNotFalse($image, 'unable to create image from string');
         $drawing = new MemoryDrawing();
-        $drawing->setImageResource($image)
+        $drawing->setImageResource(/** @scrutinizer ignore-type */ $image)
             ->setResizeProportional(false) //是否保持比例
             ->setWidthAndHeight($w, $h) //图片宽高,原始尺寸 100*100
             ->setOffsetX($x)
diff --git a/tests/PhpSpreadsheetTests/Writer/Xlsx/DrawingsTest.php b/tests/PhpSpreadsheetTests/Writer/Xlsx/DrawingsTest.php
index 26c55a0560..eb5308a9cb 100644
--- a/tests/PhpSpreadsheetTests/Writer/Xlsx/DrawingsTest.php
+++ b/tests/PhpSpreadsheetTests/Writer/Xlsx/DrawingsTest.php
@@ -588,7 +588,7 @@ public function testMemoryDrawingDuplicateResource(): void
                 $drawing->setCoordinates2('D' . ((4 * $i) + 4));
                 $drawing->setEditAs($mode);
 
-                $drawing->setImageResource($gdImage);
+                $drawing->setImageResource(/** @scrutinizer ignore-type */ $gdImage);
                 $drawing->setRenderingFunction(
                     MemoryDrawing::RENDERING_JPEG
                 );
diff --git a/tests/PhpSpreadsheetTests/Writer/Xlsx/MemoryDrawingTest.php b/tests/PhpSpreadsheetTests/Writer/Xlsx/MemoryDrawingTest.php
index 67380e1ba8..885d599f39 100644
--- a/tests/PhpSpreadsheetTests/Writer/Xlsx/MemoryDrawingTest.php
+++ b/tests/PhpSpreadsheetTests/Writer/Xlsx/MemoryDrawingTest.php
@@ -56,7 +56,7 @@ public function testIssue3624(): void
                 if ($gdImage === false) {
                     self::fail('unexpected failure in imagecreatefromstring');
                 } else {
-                    self::assertTrue(self::checkTransparent($gdImage));
+                    self::assertTrue(self::checkTransparent(/** @scrutinizer ignore-type */ $gdImage));
                 }
             } else {
                 self::fail('Unexpected drawing not in Drawing class');