Which for PHP

which.php

which() : ResultSet: Finds the instances of the specified command in the system path.

Finds the instances of the specified command in the system path.


    
                    which(string $command[, array<string|int, string> $paths = [] ][, array<string|int, string> $extensions = [] ]) : ResultSet

$command : string: The command to be resolved.
$paths : array<string|int, string> = []: The system path. Defaults to the PATH environment variable.
$extensions : array<string|int, string> = []: The executable file extensions. Defaults to the PATHEXT environment variable.

ResultSet —

The search results.