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How to replace a string in JavaScript

Educative Answers Team

The replace() method searches a string for a specified substring (of a regular expression) and replaces the specified substring with the new string. ​

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Syntax

Below is the syntax for the replace() function in JavaScript:

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Code

The code snippet below illustrates the usage of the replace() function in JavaScript:

// original string
var str = "I am working in Python"
console.log(str)
// replace function
str = str.replace("Python","JavaScript")
console.log(str)

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replace
string
javascript
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