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In this article, the editor introduces in detail "how to use the replace () method in js". The content is detailed, the steps are clear, and the details are handled properly. I hope that this article "how to use the replace () method in js" can help you solve your doubts.

1. Replace () method

A regular expression method used to replace some characters in a string with other characters, or to replace a substring that matches a regular expression.

2. Grammar

StringObj.replace (rgExp, replaceText)

3. Parameters

StringObj: string (string)

ReExp: can be a regular expression object (RegExp) or a string (string)

ReplaceText: replaces the found string.

4. Use examples: often used to replace strings

Let test = "123liqing1234liqing123"; let result = test.replace (/ liqing/g, "test"); console.log ("result is" + result); read here, this article "how to use the replace () method in js" has been introduced. If you want to master the knowledge of this article, you still need to practice and use it to understand it. If you want to know more about related articles, please follow the industry information channel.

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