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run code in 200+ php & hhvm versions
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<?php // http://gathering.tweakers.net/forum/list_messages/1663940 function doeMaarStrict(string $str = 'Hallo wereld!!!11') { var_dump($str); } function doeMaarStrictEmptyStringDefault(string $km, string $str = '') { var_dump($str); } $a = ''; doeMaarStrict(); doeMaarStrictEmptyStringDefault('test', $a);
based on OTurj
Output for 7.0.0 - 7.2.0
string(17) "Hallo wereld!!!11" string(0) ""
Output for 5.3.21 - 5.6.28
Fatal error: Default value for parameters with a class type hint can only be NULL in /in/9N4dm on line 5
Process exited with code 255.