PHP TutorialsPhp What is
PHP INI TutorialsPhp ini What is
The max_execution_time parameter places an upper limit on the amount of time, in seconds, that a PHP script can execute. Setting this parameter to 0 disables any maximum limit. Note that any time consumed by an external program executed by PHP commands, such as exec() and system(), does not count toward this limit.
Maximum amount of time each script may spend parsing request data. It's a good idea to limit this time on productions servers in order to eliminate unexpectedly long running scripts.Note: This directive is hardcoded to -1 for the CLI SAPI