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is_executable
(PHP 3, PHP 4 , PHP 5) is_executable -- Tells whether the filename is executable Descriptionbool is_executable ( string filename )
Returns TRUE if the filename exists and is executable.
is_executable() became available with
Windows in PHP version 5.0.0.
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';
}
?>
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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 L for a listing of which wrappers support
stat() family of functionality.
See also is_file() and
is_link().
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