3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(json_last_error()); json_decode(''); var_dump(json_last_error()); json_decode('[};]'); var_dump(json_last_error()); json_decode(''); var_dump(json_last_error());
based on HepXj
Output for 7.0.0 - 7.2.0
int(0) int(4) int(2) int(4)
Output for 5.4.0 - 5.6.28
int(0) int(0) int(4) int(0)