Example
Check whether the specified filename is a directory:
html
<?php
$file = "images";
if(is_dir($file)) {
echo ("$file is a directory");
}
else {
echo ("$file is not a directory");
}
?>
The output of the code above could be:
text
images is a directory
Definition and Usage
The is_dir() function checks whether the specified filename is a directory.
Note: The result of this function is cached. Use clearstatcache() to clear the cache.
Syntax
text
is_dir(file)
Parameter Values
| Parameter | Description |
|---|---|
| file | Required. Specifies the path to the file to check |
Technical Details
| Return Value: | TRUE if the directory exists, FALSE otherwise |
|---|---|
| PHP Version: | 4.0+ |