3v4l.org

run code in 300+ PHP versions simultaneously
<?php $someJson = '{"hello":{"how":"alal","hey":"who"}}'; var_dump(json_decode($someJson));
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
object(stdClass)#2 (1) { ["hello"]=> object(stdClass)#1 (2) { ["how"]=> string(4) "alal" ["hey"]=> string(3) "who" } }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
object(stdClass)#1 (1) { ["hello"]=> object(stdClass)#2 (2) { ["how"]=> string(4) "alal" ["hey"]=> string(3) "who" } }

preferences:
246.78 ms | 402 KiB | 376 Q