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所以许负说此乃天第三七七章龙阳君作之合，越王以为如何？当生天子？尹旭听到这话的时候，不由的心头一震，如果是这样，那么岂非自己就是天子之父，也就是说……没错，玉娘在魏宫的身份是薄姬，原来的历史上正是汉文帝刘恒之母。管家颤声道：是四少爷回来了。剧讲述了因谎言爱情和人生全都错综复杂,甜蜜的家庭故事。In this example of abstract factory, there are two specific tables (user and dept) and two processing methods (SQL and access). According to the processing method, it is divided into two factories. Each factory has two abstract table processing, and each table processing is an abstract.另外注册满三个月，积分超过六千的兄弟，麻烦投个三江票，支持一下三问。“亚人”是1980年代开始渐渐出现在人类视野之中的新人种，他们源自于人类，有着和人类一样的外貌，却有着不老不死的肉身，只有一个人类死亡之后，才能够判断他是否为亚人。人类恐惧亚人身上所蕴藏的强大力量，对他们发起了严酷的追捕和研究。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 ~