Check whether a directory exists in PHP

Question

I know, I know, this sounds soo easy. But I can\'t seem to find the correct answer on the Internet.

One of the solution I found was to use i

Answer 1

Should work correctly. From is_dir() documentation:

Returns TRUE if the filename exists and is a directory, FALSE otherwise.

Well, anyway if it doesn't try this:

if(file_exists($dir) && is_dir($dir))

BTW. results of these functions are cached in stat cache. Use clearstatcache() to clean that cache.