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How to replace character inside a string in JavaScript
Topic: JavaScript / jQueryPrev|Next
Answer: Use the JavaScript replace() method
You can use the JavaScript replace() method to replace the occurrence of any character in a string. However, the replace() will only replace the first occurrence of the specified character. To replace all the occurrence you can use the global (g) modifier. The following example will show you how to replace all underscore (_) character in a string with hyphen (-).
Example
Try this code »<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JavaScript Replace Character in a String</title>
<script>
function strReplace(){
var myStr = 'quick_brown_fox';
var newStr = myStr.replace(/_/g, "-");
// Insert modified string in paragraph
document.getElementById("myText").innerHTML = newStr;
}
</script>
</head>
<body>
<p id="myText">quick_brown_fox</p>
<button type="button" onclick="strReplace();">Replace</button>
</body>
</html>Related FAQ
Here are some more FAQ related to this topic:
- How to remove white space from a string using jQuery
- How to find substring between the two words using jQuery
- How to get substring from a string using jQuery
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