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is_dir

(PHP 3, PHP 4 )

is_dir -- Tells whether the filename is a directory

Description

bool is_dir ( string filename)

Returns TRUE if the filename exists and is a directory. If filename is a relative filename, it will be checked relative to the current working directory.

Note: The results of this function are cached. See clearstatcache() for more details.

Note: This function will not work on remote files as the file to be examined must be accessible via the servers filesystem.

See also chdir(), dir, opendir(), is_file() and is_link().

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