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PHP Quiz PHP CertificatePHP is_link() Function
Complete PHP Filesystem Reference
Definition and Usage
The is_link() function checks whether the specified file is a link.
This function returns TRUE if it is a link.
Syntax
is_link(file)
| Parameter | Description |
|---|---|
| file | Required. Specifies the file to check |
Tips and Notes
Note: The result of this function are cached. Use clearstatcache() to clear the cache.
Example
<?php
$link = "images";
if(is_link($link))
{
echo ("$link is a link");
}
else
{
echo ("$link is not a link");
}
?>
$link = "images";
if(is_link($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
Complete PHP Filesystem Reference
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