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run code in 300+ PHP versions simultaneously
<?php if ($doesNotEsit ?? false && false) { var_dump(1); // ok we don't go here } $doesExist = true; if ($doesExist ?? false && false) { var_dump('2'); // AILLE, we go here } $doesExist = true; if (($doesExist ?? false) && false) { var_dump('3'); // Ok, we are safe now }
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 - 8.1.29, 8.2.0 - 8.2.21, 8.3.0 - 8.3.9
string(1) "2"
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '?' in /in/ouumr on line 4
Process exited with code 255.
preferences:
218.38 ms | 403 KiB | 294 Q