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<?php $bob = function($x, $y = 10){ return $x + $y; }; $functionReflection = new ReflectionFunction($bob); $parameters = $functionReflection->getParameters(); foreach($parameters as $param) { echo $param->name . ' '; echo var_export($param->isOptional(), true) . ' '; echo $param->isOptional() ? $param->getDefaultValue() : '-'; echo "\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
x false - y true 10

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