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JavaScript length Property
JavaScript String Object
Definition and Usage
The length property returns the length of a string (in characters).
Syntax
string.length
Browser Support
The length property is supported in all major browsers.
Example
Example
Return the number of characters in a string:
<script type="text/javascript">
var txt = "Hello World!";
document.write(txt.length);
</script>
var txt = "Hello World!";
document.write(txt.length);
</script>
The output of the code above will be:
12
Try it yourself »
JavaScript String Object
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Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.