updated command used for file reading example

learnbyexample · learnbyexample · commit 3488583ed8b4 · 2022-07-19T12:34:58.000+05:30
diff --git a/example_files/shell_scripting/read_file_lines.sh b/example_files/shell_scripting/read_file_lines.sh
@@ -1,4 +1,4 @@
 while IFS= read -r line; do
     # do something with each line
-    echo "$line"
+    wc -l "$line"
 done < "$1"
