- var_dump: documentation ( source)
- json_last_error_msg: documentation ( source)
- json_decode: documentation ( source)
- json_last_error: documentation ( source)
<?php
$val = '{"searchform":null}, null, {"searchresults":"foo"}';
var_dump(json_decode($val));
var_dump(json_last_error());
var_dump(PHP_VERSION_ID >= 50500 ? json_last_error_msg() : NULL);