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run code in 200+ php & hhvm versions
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<?php declare(strict_types=1); function test(string $num) : int { return (int) $num; } echo test('5');
based on frGZG
Output for 7.0.0 - 7.2.0
5
Output for 5.3.20 - 5.6.28
Warning: Unsupported declare 'strict_types' in /in/aeAS7 on line 3 Parse error: syntax error, unexpected ':', expecting '{' in /in/aeAS7 on line 5
Process exited with code 255.