Answers for "how to run php script from terminal"

run php server

cd path/to/your/app
php -S localhost:8000

run shell script from php file

echo shell_exec('sh /home/scripts/fix-perm.sh');

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