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run code in 300+ PHP versions simultaneously
<?php $array = [ 1 => 'value1', 2 => [], 3 => '', 2 => [ 1 => 'value1', 2 => [], 3 => 'value3', 4 => '', ], 4 => 'value4', ]; array_values(array_diff($array, ['']));
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
Warning: Array to string conversion in /in/idT70 on line 14
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 Warning: Array to string conversion in /in/idT70 on line 14
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Array to string conversion in /in/idT70 on line 14
Output for 7.3.32 - 7.3.33
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Array to string conversion in /in/idT70 on line 14 Notice: Array to string conversion in /in/idT70 on line 14 Notice: Array to string conversion in /in/idT70 on line 14 Notice: Array to string conversion in /in/idT70 on line 14 Notice: Array to string conversion in /in/idT70 on line 14

preferences:
260.54 ms | 402 KiB | 330 Q