Parsing and Erasing JSON in PHP 4

Question

Possible duplicate:
php4 with json data

Is there a library or class that provides parsing (JSON for PHP primitives / arrays) and builds (PHP primitives / arrays for JSON) for PHP 4?

Answer 1

It also looks like a viable option http://willshouse.com/2009/06/12/using-json_encode-and-json_decode-in-php4/