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This article introduces the relevant knowledge of "how to use the tostring () and string () functions of javascript". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. Using the tostring () method, other types can be called string by calling the tostring () method that converts the data. This method does not affect the original variable and returns the result.

Notice that neither null nor undefined has tostring ().

Var arr = [1Jing 2jue 3, {a: 1}]; JSON.stringify (arr); / / json string rotation array

2. The use of the string () function, which can convert null and undefined

The string () function is similar to the tostring () method, but the tostring () method cannot be converted.

Var arr = [1Jing 2Jing 3, {a: 1}]; JSON.stringify (arr); / / json string conversion array "how to use the tostring () and string () functions of javascript" is introduced here, thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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