3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '1,2,3,6,54,8'; $str2 = ''; var_dump(explode(',',$str)); var_dump(explode(',',$str2));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 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
array(6) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "3" [3]=> string(1) "6" [4]=> string(2) "54" [5]=> string(1) "8" } array(1) { [0]=> string(0) "" }

preferences:
254.87 ms | 406 KiB | 340 Q