is_executable
(PHP 3, PHP 4 )
is_executable -- Tells whether the filename is executable
Description
bool
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.
Esimerkki 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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Huomaa: The results of this
function are cached. See clearstatcache() for
more details.
Vihje: As of
PHP 5.0.0 this function can also be used with
some URL wrappers. Refer to
Liite J for a listing of which wrappers support
stat() family of functionality.
See also is_file() and
is_link().