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<?php $rc = new ReflectionClass('DateTime'); $rps = $rc->getMethod('__construct')->getParameters(); foreach ($rps as $rp) { echo ' $'.$rp->getName()."\n"; echo '$rp->isOptional()'."\n"; var_dump($rp->isOptional()); echo '$rp->isDefaultValueAvailable()'."\n"; var_dump($rp->isDefaultValueAvailable()); echo "\n\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
$datetime $rp->isOptional() bool(true) $rp->isDefaultValueAvailable() bool(true) $timezone $rp->isOptional() bool(true) $rp->isDefaultValueAvailable() bool(true)

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