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<?php foreach((new ReflectionMethod('DOMNamedNodeMap::getNamedItemNS'))->getParameters() as $parameter) { echo "Parameter name: "; var_dump($parameter->getName()); echo "It is optional: "; var_dump($parameter->isOptional()); if ($parameter->isDefaultValueAvailable()) { echo "Default Value available. It is: "; var_dump($parameter->getDefaultValue()); } else echo "Default value unavailable" . PHP_EOL; if ($parameter->allowsNull()){ echo "Allows null" . PHP_EOL;} }
Output for git.master, git.master_jit, rfc.property-hooks
Parameter name: string(9) "namespace" It is optional: bool(false) Default value unavailable Allows null Parameter name: string(9) "localName" It is optional: bool(false) Default value unavailable

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