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is_executable

Tells whether the filename is executable (PHP 4, PHP 5)
bool is_executable ( string filename )

Tells whether the filename is executable.

Parameters

filename

Path to the file.

Return Values

Returns TRUE if the filename exists and is executable, or FALSE on error.

ChangeLog

VersionDescription
5.0.0 is_executable() became available with Windows

Examples

Example 654. is_executable() example

<?php

$file
= '/home/vincent/somefile.sh';

if (
is_executable($file)) {
   echo
$file.' is executable';
} else {
   echo
$file.' is not executable';
}

?>


Notes

Note:

The results of this function are cached. See clearstatcache() for more details.

Tip:

As of PHP 5.0.0 this function can also be used with some URL wrappers. Refer to Appendix O, List of Supported Protocols/Wrappers for a listing of which wrappers support stat() family of functionality.