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1. 鍏堝噯澶囦釜甯︾鏈夋柟娉曠殑绫伙細

php澶嶅埗
class PaymentValidator {
    private function checkRisk($amount) {
        return $amount < 50000 ? '瀹夊叏' : '楂橀闄?;
    }
}

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php澶嶅埗
$validator = new PaymentValidator();
$reflector = new ReflectionClass($validator);
// 閲嶇偣锛佽幏鍙栨柟娉曟椂璁板緱鍐欐柟娉曞悕
$method = $reflector->getMethod('checkRisk');

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php澶嶅埗
// 杩欎釜setAccessible鎵嶆槸鐏甸瓊鎿嶄綔
$method->setAccessible(true);
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php澶嶅埗
$result = $method->invoke($validator, 30000);
echo $result; // 杈撳嚭"瀹夊叏"

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