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# realpath

(PHP 4 )

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.

realpath() returns `FALSE` on failure, e.g. if the file does not exists.

Example 1. realpath() example
    $real_path = realpath ("../../index.php");

See also: basename(), dirname(), and pathinfo().

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