is_dir
PHP 4, PHP 5, PHP 7, PHP 8
is_dir - Tells whether the filename is a directory
Manual
is_dir(
string$filename ): bool
Tells whether the given filename is a directory.
Parameters
- filename
-
Path to the file. If filename is a relative filename, it will be checked relative to the current working directory. If filename is a symbolic or hard link then the link will be resolved and checked. If you have enabled open_basedir further restrictions may apply.
Return Values
Returns true if the filename exists and is a directory, false otherwise.
Exceptions and Errors
Upon failure, an E_WARNING is emitted.
Notes
Note:
The results of this function are cached. See clearstatcache for more details.
As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to to determine which wrappers support stat family of functionality.