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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.鲁三点头答应，一面看着香儿，看她还有何吩咐。So far, a common "block" with attributes named "elevation" has been created. The following steps edit this ordinary "block" into a dynamic "block."安小曼因和丈夫顾琛发生误会而离家出走，却不幸被人绑架，因为受到重击失去记忆。在顾琛不断的宠爱下重新燃起爱意，只是情敌凌慕晴步步紧逼，安小曼意外恢复了记忆，燃起反击怒火让凌慕晴受到了惩戒，自己也收获了爱情。废物原料走私又死灰复燃，仙海检验检疫局协同相关部门，张网以待！然而，行动失利，那个漏网多时的幕后人物再次隐入一片迷雾。循着线索，稽查科长丁达惊愕地发现，幕后人物竟是自己的同窗老友、回国投资的何立东！故事讲述讲述1897年时一位高官从西班牙来访，但他的女儿被绑架后令美西局势升温，在古巴的战争似乎已无可避免。我要是不来，怕你们读不进书，那不是误事。