System::which – show full path of a command


require_once "System.php";

mixed System::which ( string $program , boolean $fallback = false )


The command shows the full path of a command.


  • string $program - the command to search for

  • boolean $fallback - value to return in case of program not found

Return value

mixed - A string with the full path or FALSE if not found


This function can be called statically.

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Last updated: Sat, 16 Feb 2019 — Download Documentation
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