json_decode($, false); code example
Example 1: json_decode jquery
var obj = jQuery.parseJSON( '{ "name": "John" }' );
alert( obj.name === "John" );
Example 2: php json_decode
$personJSON = '{"name":"Johny Carson","title":"CTO"}';
$person = json_decode($personJSON);
echo $person->name; // Johny Carson