PHP 8.1 PHP Deprecated:

- strtr(): Passing null to parameter Shardj#1 ($string) of type string is deprecated
- PDOStatement::fetch(): Passing null to parameter Shardj#3 ($cursorOffset) of type int is deprecated
- PDOStatement::fetch(): Passing null to parameter Shardj#2 ($cursorOrientation) of type int is deprecated

library/Zend/Db/Statement/Pdo.php

@@ -245,7 +245,7 @@ public function _execute(array $params = null)
      * @return mixed Array, object, or scalar depending on fetch mode.
      * @throws Zend_Db_Statement_Exception
      */
-    public function fetch($style = null, $cursor = null, $offset = null)
+    public function fetch($style = null, $cursor = PDO::FETCH_ORI_NEXT, $offset = 0)
     {
         if ($style === null) {
             $style = $this->_fetchMode;

library/Zend/Mail.php

@@ -1231,6 +1231,9 @@ protected function _filterEmail($email)
      */
     protected function _filterName($name)
     {
+        if(is_null($name)) {
+            return null;
+        }
         $rule = ["\r" => '',
                       "\n" => '',
                       "\t" => '',

library/Zend/View/Abstract.php

@@ -900,6 +900,9 @@ public function render($name)
      */
     public function escape($var)
     {
+        if(is_null($var)) {
+            return null;
+        }
         if (in_array($this->_escape, ['htmlspecialchars', 'htmlentities'])) {
             return call_user_func($this->_escape, $var, ENT_COMPAT, $this->_encoding);
         }