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For example, if we want to implement a JS function, Such as form validation, Then if we don't use the policy pattern in javascript described in the previous chapter to solve the form validation encapsulation code, It is a temporary form validation function written by itself. Certainly without any encapsulation, Then at this time, we will pop up a prompt to the user for whether the two values are equal. If there is a form verification on another page, their judgment method and business logic are basically the same, but the comparison parameters are different. Should we consider writing a form verification code again? So now we can consider using the template method pattern to solve this problem. Common methods are extracted, and different methods are implemented by specific subclasses. This design code also has the advantages of stronger scalability and better code ~思来想去，宁静郡主觉得满心凄苦，只说不出。　　本剧根据飞花中篇小说《剑器行》改编。该剧将围绕2011年NBC播报的真实犯罪新闻Betsy Faria谋杀案的背后故事展开，Russ Faria谋杀了妻子Betsy Faria，而这一案件则与美国妇女Pamela Marie Hupp2016年在密苏里州奥法伦市的家中谋杀了Louis Gumpenberger交叉在一起，Hupp被判处无期徒刑。子婴现在就在他们手中，看，就在那儿。一个摆满鲜花的房间，一个身穿红色霓裳，端坐在梳妆台旁，杏手持针，低头刺绣。“如果我是你合适人选，那么从现在开始，你不能对我说不。”从朋友到爱人。当一个是好人，而另一个是坏男孩时，这种关系会如何发展？有没有可能把坏男孩变成恋人？