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魏国后宫的花园里，尹旭和老君上展开激烈的拼斗，清脆的刀剑声响起。天启最新网络小说《第一次亲密接触》，首发启明，请大家支持。为了完成母亲的遗愿，莉娜在罗马度过大学开始前的暑假。她在那里发现了浪漫和奇遇，也迷上了意式冰淇淋。For example, I now need to create a div element on the page. Then we definitely need a function to create the div, Now all I need is this function, which is only responsible for creating div elements. It doesn't want to take care of the rest, That is, to realize the principle of single responsibility, Just like Kissy on Taobao, At the beginning, they defined Kissy to do only one thing and did it well. The specific instantiation class in the monomer mode was handled by the agent function. The advantage of doing so was that the specific business logic was separated. The agent only cared about the business logic of the agent. Here, the function of the agent was to instantiate the object and instantiate it only once. Create div code just create div, the others don't care; The following code:　　几经转折，两人同遭毒针刺晕，醒后，竟发觉自己身处加拿大海关部，更以搜获毒品在身罪名当场被捕。4. Consumption decisions