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<?php function foo($bar = 'something', $baz) {} $func = new ReflectionFunction('foo'); $params = $func->getParams(); var_dump($params[0]->isOptional()); var_dump($params[0]->isDefaultValueAvailable());
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Optional parameter $bar declared before required parameter $baz is implicitly treated as a required parameter in /in/vV0Hq on line 4 Fatal error: Uncaught Error: Call to undefined method ReflectionFunction::getParams() in /in/vV0Hq:7 Stack trace: #0 {main} thrown in /in/vV0Hq on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Deprecated: Required parameter $baz follows optional parameter $bar in /in/vV0Hq on line 4 Fatal error: Uncaught Error: Call to undefined method ReflectionFunction::getParams() in /in/vV0Hq:7 Stack trace: #0 {main} thrown in /in/vV0Hq on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Call to undefined method ReflectionFunction::getParams() in /in/vV0Hq:7 Stack trace: #0 {main} thrown in /in/vV0Hq on line 7
Process exited with code 255.
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28
Fatal error: Call to undefined method ReflectionFunction::getParams() in /in/vV0Hq on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Fatal error</b>: Call to undefined method ReflectionFunction::getParams() in <b>/in/vV0Hq</b> on line <b>7</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
<br /> <b>Fatal error</b>: Cannot instantiate non-existent class: reflectionfunction in <b>/in/vV0Hq</b> on line <b>6</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Cannot instantiate non-existent class: reflectionfunction in <b>/in/vV0Hq</b> on line <b>6</b><br />

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