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
<?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!