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In the above code, we use three functions, order500, order200, orderNormal to handle its own business logic, If the current own function cannot handle things, We pass it to the following function to handle it. By analogy, Until there is a function that can handle him, Otherwise, the responsibility chain mode will leave the chain directly, telling that it cannot be processed and throwing an error prompt. Although the above code can be used as the responsibility chain mode, we can see from the above code that the Order500 function depends on functions such as Order200, so there must be this function, which also violates the open-closed principle in object-oriented. Let's continue to understand writing flexible and detachable responsibility chain nodes.为人聪明圆滑的韦小宝（陈小春）因义气帮助“反清复明”组织天地会击退清兵后，稀里胡涂接受该组织命令潜入宫中做了未净身的假太监，准备伺机偷取藏有清朝秘密的四十二章经。偶然结识微服的康熙皇帝（马浚伟）后，两人成为莫逆之交。赵锋没趣地说道：干啥都好，就是不要说读书。曹关若男是个传奇女人，丈夫早年生意失败自杀，她独自养大三个儿子和一个养女，打造起商业王国。若男逐步把公司交给孩子们打理，却不知大哥志宏悄悄追求妹妹巧儿，巧儿却心仪二哥志远，志远又心有它属，几人关系在微妙变化。志远因女友患病离世，一心扑在事业上，更和原定接班人的大哥起了纷争。漂亮女人宋子桦闯进志宏的生活，不但进入新汉力工作，还挑起志宏对妻子家暴。若男决定重新出山，把公司交给志远。宋子桦这时告诉志宏：他其实根本不是若男的亲生子，两人更合谋将志远陷害入狱，还要将公司据为己有。危急关头，巧儿赶回国相助。最终，志宏和宋子桦受到法律惩处，志远无罪开释。志远和巧儿历经坎坷的感情，也终于云开雾散。你就问他，他也说不上来。他冷笑道：真是笑话。