unlink
(PHP 4, PHP 5)
unlink — Deletes a file
Description
bool unlink
( string $filename
[, resource $context
] )
Deletes filename. Similar to the Unix C unlink() function. A E_WARNING level error will be generated on failure.
Parameters
- filename
-
Path to the file.
- context
-
Note: Context support was added with PHP 5.0.0. For a description of contexts, refer to Stream Functions.
Return Values
Returns TRUE on success or FALSE on failure.
Changelog
| Version | Description |
|---|---|
| 5.0.0 | As of PHP 5.0.0 unlink() can also be used with some URL wrappers. Refer to Supported Protocols and Wrappers for a listing of which wrappers support unlink(). |
Examples
Example #1 Basic unlink() usage
<?php
$fh = fopen('test.html', 'a');
fwrite($fh, '<h1>Hello world!</h1>');
fclose($fh);
unlink('test.html');
?>