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<?php $pdo = new ReflectionClass('Pdo'); $constructor = $pdo->getMethod('__construct'); $parameters = $constructor->getParameters(); $option = $parameters[3]; var_dump($option->isOptional()); // bool(true) var_dump($option->isDefaultValueAvailable()); // bool(false)
Output for git.master, git.master_jit, rfc.property-hooks
bool(true) bool(true)

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