3v4l.org

run code in 300+ PHP versions simultaneously
<?php $subject = '[["2","subject2","0","0"],["4","ccd","50","5"]]'; print_r(json_decode($subject, true));
Output for 7.1.25 - 7.1.27, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
Array ( [0] => Array ( [0] => 2 [1] => subject2 [2] => 0 [3] => 0 ) [1] => Array ( [0] => 4 [1] => ccd [2] => 50 [3] => 5 ) )
preferences:
145.05 ms | 408 KiB | 5 Q