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 (-).
<!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>
Use the JavaScript
replace()
methodYou can use the JavaScript
need an explanation for this answer? contact us directly to get an explanation for this answerreplace()
method to replace the occurrence of any character in a string. However, thereplace()
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 (-
).