where i can run script in php code example

Example 1: execute script php command line

php php_file.php
// or
php php_file.php > result_file.txt // to display the result of echoes or dumps

Example 2: how to execute a php script from the command line?

To execute a php script, use the PHP Command Line interface(CLI) and specify the file name of the script in the following way:
php script.php