3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // the name and value must be enclosed in double quotes // single quotes are not valid $bad_json = "{ 'bar': 'baz' }"; echo "BAD:"; print_r(json_decode($bad_json)); // null $good_json = '{"foo-bar": 12345}'; echo "\nGOOD:"; print_r(json_decode($good_json));
Output for 5.2.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
BAD: GOOD:stdClass Object ( [foo-bar] => 12345 )
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.0 - 5.1.6
BAD: Fatal error: Call to undefined function json_decode() in /in/6I4t7 on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
BAD: Fatal error: Call to undefined function: json_decode() in /in/6I4t7 on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
BAD: Fatal error: Call to undefined function: json_decode() in /in/6I4t7 on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
BAD: Fatal error: Call to undefined function: json_decode() in /in/6I4t7 on line 7