PHP is_link() Function

Check whether the specified filename is a symbolic link:

<?php
$link = "images";
if(is_link($link)) {
echo ("$link is a link");
} else {
echo ("$link is not a link");
}
?>

The output of the code above could be:

images is not a link

Definition and Usage

The is_link() function checks whether the specified filename is a symbolic link.

Note: The result of this function is cached. Use clearstatcache() to clear the cache.

is_link( file)

Parameter	Description
file	Required. Specifies the path to the file to check

Return Value:	TRUE if the file is a symbolic link, FALSE and an E_WARNING otherwise
PHP Version:	4.0+