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JavaScript length Property
 Complete String Object Reference
Definition and Usage
The length property returns the number of characters in a
string.
Syntax
Example
In this example we will show how to use the length property to return the
number of characters in a string:
<script type="text/javascript">
var txt="Hello World!";
document.write(txt.length);
</script>
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The output of the code above will be:
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Complete String Object Reference
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