3v4l.org

run code in 300+ PHP versions simultaneously
<?php // http://gathering.tweakers.net/forum/list_messages/1663940 function doeMaarStrict(string $str = 'Hallo wereld!!!11') { var_dump($str); } function doeMaarStrictEmptyStringDefault(string $km, bool $v = false) { var_dump($str); } doeMaarStrict(); doeMaarStrictEmptyStringDefault('test');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(17) "Hallo wereld!!!11" Warning: Undefined variable $str in /in/huKa4 on line 12 NULL
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
string(17) "Hallo wereld!!!11" Notice: Undefined variable: str in /in/huKa4 on line 12 NULL
Output for 7.3.32 - 7.3.33
string(17) "Hallo wereld!!!11" NULL
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Default value for parameters with a class type hint can only be NULL in /in/huKa4 on line 5
Process exited with code 255.

preferences:
151.1 ms | 402 KiB | 194 Q