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<?php function test(PDO $a = null, $b = 0, array $c) {} $r = new ReflectionFunction('test'); foreach ($r->getParameters() as $p) { echo $p->getName(); echo " isDefaultValueAvailable: " . var_export($p->isDefaultValueAvailable(), true) . "\n"; echo " isOptional: " . var_export($p->isOptional(), true) . "\n"; echo " allowsNull: " . var_export($p->allowsNull(), true) . "\n"; echo "\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Optional parameter $b declared before required parameter $c is implicitly treated as a required parameter in /in/LMkLq on line 2 a isDefaultValueAvailable: false isOptional: false allowsNull: true b isDefaultValueAvailable: false isOptional: false allowsNull: true c isDefaultValueAvailable: false isOptional: false allowsNull: false

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