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2. The registerForm.onsubmit function lacks flexibility. If we add a new validation rule or want to change the length validation of passwords from 6 to 8, we must change the code inside the registerForm.onsubmit function. Violating the open-closed principle.短片中两人饰演的一对男女面对面的交流越来越少，很多事情都会通过微博来交流，甚至连吵架都通过微博完成。　　一路上，他们遇到一个来去无踪的神秘性感女子；遇到了一对死于非命的年轻男女；还有那个一直尾随他们的刀疤脸......啊？老叟惊问道，这赏钱是给组长的，还是给同组所有人的？赏钱交到组长手里，组长自行分配。/insultBridging mode aims to decouple abstraction and implementation so that the two can change independently. That is to say, the bridging mode further abstracts the implementation details of the original base class into an implemented structure, and then transforms the original base class into an abstract hierarchical structure, thus realizing independent changes of the system in multiple dimensions. The structure diagram of the bridging mode is shown below.