unlink() function in PHP

The unlink() function deletes a file. It returns TRUE on success, or FALSE on failure. It returns TRUE on success and FALSE on failure.

Syntax

unlink(file_path, context)

Parameters

• file_path − Set the name of the file to be deleted.

• context − Set the behavior of the stream.

Return

The unlink() function returns TRUE on success and FALSE on failure.

Example

 Live Demo

<?php
$file_pointer = "one.txt";
if (!unlink($file_pointer)) {
   echo ("File can’t be deleted!");
} else {
   echo ("File deleted!");
}
?>

Output

File can’t be deleted!