Sr. PHP Programmer Question:
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Explain how to execute a PHP script using command line?

Answer:

PHP script using command line can be executed using SAPI (Server Application programming Interface). Using SAPI Command Line Interface the PHP code can be passed to execute directly

Example:
Php -r 'print_r(get_defined_constanrs());'

From a shell, php -v will display whether the SAPI is CLI or CGI

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