Php/docs/function.is-executable
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is_executable
(PHP 4, PHP 5, PHP 7)
is_executable — Tells whether the filename is executable
Description
is_executable
( string $filename
) : bool
Tells whether the filename is executable.
Parameters
filename
- Path to the file.
Return Values
Returns TRUE
if the filename exists and is executable, or FALSE
on
error.
Examples
Example #1 is_executable() example
<?php$file = '/home/vincent/somefile.sh';if (is_executable($file)) { echo $file.' is executable';} else { echo $file.' is not executable';}?>
Errors/Exceptions
Upon failure, an E_WARNING
is emitted.
Notes
Note:
The results of thisfunction 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 Supported Protocols and Wrappers to determine which wrappers support stat() family of functionality.