realpath_cache_size
(PHP 5 >= 5.3.2)
realpath_cache_size — Get realpath cache size
Description
   int realpath_cache_size
    ( void
   )
  Get the amount of memory used by the realpath cache.
Return Values
Returns how much memory realpath cache is using.
Examples
Example #1 realpath_cache_size() example
<?php
var_dump(realpath_cache_size());
?>
The above example will output something similar to:
int(412)