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run code in 300+ PHP versions simultaneously
<?hh function main(): void { $m = Map { 'sort' => 'created', 'order' => 'desc', }; var_dump(implode(' ', array_map(($k, $v) ==> $k.':'.$v, array_keys($m), $m))); } main();
Output for 4.3.0 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
<?hh function main(): void { $m = Map { 'sort' => 'created', 'order' => 'desc', }; var_dump(implode(' ', array_map(($k, $v) ==> $k.':'.$v, array_keys($m), $m))); } main();
Output for 8.0.13
Parse error: syntax error, unexpected token "function" in /in/mSREI on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 7.3.32 - 7.3.33, 7.4.33
Parse error: syntax error, unexpected 'function' (T_FUNCTION) in /in/mSREI on line 3
Process exited with code 255.

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