(PHP 4 >= 4.0b4)
realpath -- Returns canonicalized absolute pathname
Description
string realpath (string path)
realpath() expands all symbolic links and
resolves references to '/./', '/../' and extra '/' characters in
the input path and return the canonicalized
absolute pathname. The resulting path will have no symbolic link,
'/./' or '/../' components.
Example 1. realpath() example
$real_path = realpath ("../../index.php");
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