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What is API in JavaScript

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2022-01-12 15:57:427699browse

In JavaScript, api means "application programming interface", which is the abbreviation of "application programming interface". It is an interface provided to different languages. It is used to provide corresponding methods in corresponding functions. As long as you use Just use js syntax to call the desired function.

What is API in JavaScript

The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.

What is api in JavaScript

api is application programming interface

It is an interface, and others have written the functions , the interface for you to call

API is an interface provided for different languages, that is, the corresponding methods are provided in the corresponding functions. We just need to use js syntax to call the desired function. For example, the BOM in js has the screen method, which is the interface provided to us by the browser and can operate the browser.

For example, the command starting with document.get is an interface method provided by the host object dom. You can get the dom node through it

That is to say, it can provide you with some methods to enable your development Be concise. It is not a technology. To put it bluntly, it is a collection of default methods provided by a language. It's not as good as the push method of js array. When you want to add elements to the array, you don't need to loop to do it. You can add the elements directly by pushing. This push method is an API provided by js.

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