2018-04-22 回调函数的本质

回调函数的意思是:“把函数A作为参数传递给另一个函数B”。

维基百科的解释:

callback is a piece of executable code that is passed as an argument to other code, which is expected to call back(execute) the argument at some convenient time.

作者:lee philip

链接:https://www.zhihu.com/question/19801131/answer/23318523

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