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run code in 300+ PHP versions simultaneously
<?php function test($f) { $f(); } $block = function($params) { echo 'test'; }; test($block);
Output for 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
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 0 passed in /in/0mVl8 on line 3 and exactly 1 expected in /in/0mVl8:6 Stack trace: #0 /in/0mVl8(3): {closure}() #1 /in/0mVl8(10): test(Object(Closure)) #2 {main} thrown in /in/0mVl8 on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.23, 7.0.0 - 7.0.20
Warning: Missing argument 1 for {closure}(), called in /in/0mVl8 on line 3 and defined in /in/0mVl8 on line 6 test
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/0mVl8 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/0mVl8 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/0mVl8 on line 6
Process exited with code 255.

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