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run code in 300+ PHP versions simultaneously
<?php $string = array("","3","",6,62); var_dump(array_count_values($string)); var_dump($string[""]);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(4) { [""]=> int(2) [3]=> int(1) [6]=> int(1) [62]=> int(1) } Warning: Undefined array key "" in /in/3188F on line 4 NULL
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(4) { [""]=> int(2) [3]=> int(1) [6]=> int(1) [62]=> int(1) } Warning: Undefined array key "" in /in/3188F on line 4 NULL
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
array(4) { [""]=> int(2) [3]=> int(1) [6]=> int(1) [62]=> int(1) } Notice: Undefined index: in /in/3188F on line 4 NULL
Output for 7.3.32 - 7.3.33, 7.4.26
array(4) { [""]=> int(2) [3]=> int(1) [6]=> int(1) [62]=> int(1) } NULL
preferences:
134.34 ms | 401 KiB | 171 Q