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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.Spider Princess Angelina[Time of Publication] March 30, 2016同时，随着永澄和灿的婚期的推进，越来越多的人鱼聚集到了永澄的身边。双重人格的江户前留奈（野川樱 配音），一心想要至永澄于死地的卷（桑谷夏子 配音），精明强干的剑士不知火明乃（喜多村英梨 配音），这些可爱的人鱼们除了给永澄的生活增添了不少麻烦外，也带来了很多的快乐。想起周菡，他忍不住微笑起来：若是带她一块上山打猎，或者用网捕鱼，以她的性子，想必一定很开心。那不成了卖字画的了？另一边，田遥展开一张白纸，凝神聚气，作起画来。Modern women are increasingly opposed to marriage. As can be seen from the big data, more than 73.6% of divorces are currently initiated by women.