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run code in 300+ PHP versions simultaneously
<?php $s = 'fooAbarB'; $valid = (bool) preg_match('#(?:[A-Z].*){2}#'); var_dump($valid);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ArgumentCountError: preg_match() expects at least 2 arguments, 1 given in /in/7TAin:3 Stack trace: #0 /in/7TAin(3): preg_match('#(?:[A-Z].*){2}...') #1 {main} thrown in /in/7TAin on line 3
Process exited with code 255.
Output for 4.3.3 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 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
Warning: preg_match() expects at least 2 parameters, 1 given in /in/7TAin on line 3 bool(false)
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match() in /in/7TAin on line 3 bool(false)

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