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run code in 150+ php & hhvm versions
Bugs & Features
<?php function foo($a, $b = NULL, $c) {} $rf = new ReflectionFunction('foo'); var_dump($rf->getParameters()[0]->isOptional()); var_dump($rf->getParameters()[1]->isOptional()); var_dump($rf->getParameters()[2]->isOptional());
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bool(false) bool(false) bool(false)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/je9fe on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/je9fe on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/je9fe on line 5
Process exited with code 255.