Add example for plotting values read from csv files with pgfplots

student1304 · Feb 28, 2018 · 4048ff8 · 4048ff8
1 parent 1e35490
commit 4048ff8
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diff --git a/data/data.csv b/data/data.csv
@@ -0,0 +1,6 @@
+a,b,c,d
+1,4,5,1
+2,3,1,5
+3,5,6,1
+4,1,4,9
+5,3,4,7
diff --git a/latexhints-english.tex b/latexhints-english.tex
@@ -370,6 +370,19 @@ \section{Weitere Illustrationen}
     \end{center}
     \caption{Plot of $\sin(x)$ direclty inside the figure environment with pgfplots.}
   \end{figure}
+
+  \begin{figure}[h]
+    \begin{center}
+      \begin{tikzpicture}
+        \begin{axis}[xlabel=$x$,
+            ylabel=$y$]
+          \addplot table [x=a, y=c, col sep=comma] {data/data.csv};  % Read coordinates from csv file and plot them
+        \end{axis}
+      \end{tikzpicture}
+    \end{center}
+    \caption{Coordinates $x$ and $y$ read from csv file and plotted pgfplots.}
+  \end{figure}
+
 }{}
 
 \IfFileExists{tikz.sty}{

diff --git a/latexhints-german.tex b/latexhints-german.tex
@@ -406,6 +406,19 @@ \section{Weitere Illustrationen}
     \end{center}
     \caption{$\sin(x)$ mit pgfplots.}
   \end{figure}
+
+   \begin{figure}[h]
+    \begin{center}
+      \begin{tikzpicture}
+        \begin{axis}[xlabel=$x$,
+            ylabel=$y$]
+          \addplot table [x=a, y=c, col sep=comma] {data/data.csv};  % Koordinaten aus einer CSV-Datei lesen und plotten
+        \end{axis}
+      \end{tikzpicture}
+    \end{center}
+    \caption{Koordianten $x$ und $y$ aus einer CSV-Datei geplottet mit pgfplots.}
+  \end{figure}
+
 }{}
 
 \IfFileExists{tikz.sty}{
-Original file line number
+Diff line change
@@ -0,0 +1,6 @@
+    a,b,c,d
+,4,5,1
+,3,1,5
+,5,6,1
+,1,4,9
+,3,4,7