Changes the current umask
Syntax
umask ([ int $mask ] ) : int
Parameters
mask
The new umask.
Return
umask() without arguments simply returns the current umask otherwise the old umask is returned.
Examples
<?
$old = umask(0);
printf("%04o\n", $old);
$filename = "myfile.txt";
chmod($filename, 0755);
$return = umask($old);
printf("%04o\n", $return);
$current = umask();
printf("%04o\n", $current);
if ($old != $current) {
die('An error occurred while changing back the umask');
}
?>
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