JavaScript String slice() Method
You are Here:
JavaScript String slice() Method
The slice()
method extracts a section of a string and returns it as a new string.
Note: This method does not alter the original string.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<script>
var str = "Hello there my old friend";
var result = str.slice(2);
document.write(result);
</script>
</body>
</html>
Syntax
str.slice(start, end)
Parameter Values
Value | Type | Explanation |
---|---|---|
start | Required | Specifies the starting point to begin the extraction. If positive, the starting point is set from first character of this string. If negative, the starting point is set from (str.length + your value). i.e., if your value is -5, then the starting point is (str.length + (-5)) |
end | optional | Specifies the ending point to end the extraction. If omitted the default value is the length of the string. |
Return Value
Value | Explanation |
---|---|
str | Returns a new string containing the extracted section of the string. |
str.slice(x, y) with Two Arguments
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<script>
var str = "Hello there my old friend";
var result = str.slice(12, 18);
document.write(result);
</script>
</body>
</html>
str.slice(-x) with Negative Argument
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<script>
var str = "Hello there my old friend";
var result = str.slice(-6);
document.write(result);
</script>
</body>
</html>
Reminder
Hi Developers, we almost covered 97% of JavaScript Tutorials with examples for quick and easy learning.
We are working to cover every Single Concept in JavaScript.
Please do google search for:
Join Our Channel
Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.
This channel is primarily useful for Full Stack Web Developer.