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同时，这也是最好的自保方式，至少尹旭不敢轻易对周家下手自己率领了好几十万大军都无力平叛。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:Green 105% +5%莫名其妙的冤仇“能交很多朋友吗？”老杨这才踏实下来，冲大儿子道，帆儿，我知道你有委屈。