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This article focuses on "what are the functions in web front-end development". Interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn "what are the functions in web front-end development?"

Function.

By writing the code in a function, you can avoid calling the code unnecessarily, that is, we can let a piece of code be executed under certain circumstances.

Function keyword: this keyword indicates that you want to declare a function.

How to execute a function ()

Function M1 () {

/ / xxxxxxxxxxxxx

}

For (var iTuno Bandi)

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