note 93860 deleted from function.json-encode by derick

Note Submitter: Sergey Aikinkulov 

----

<?php
/*
    Convert PHP array to JSON
    --
    Using:
     - on server side: echo(arr2json([PHP array]))
     - on client side(JavaScript): var obj = eval('(' + [XMLHTTPRequest.responseText] + ')');
*/
	function arr2json($arr){
		foreach($arr as $k=>&$val) $json[] = $k.':'.php2js($val);
		if(count($json) > 0) return '{'.implode(',', $json).'}';
		else return '';
	}
	function php2js($val){
		if(is_array($val)) return arr2json($val);
		if(is_string($val)) return '"'.addslashes($val).'"';
		if(is_bool($val)) return 'Boolean('.(int) $val.')';
		if(is_null($val)) return '""';
		return $val;
	}
?>