JavaScript toExponential() Method
 JavaScript Number Object
Definition and Usage
The toExponential() method converts a number into an exponential notation.
Syntax
| Parameter |
Description |
| x |
Optional. An integer between 0 and 20 representing the number of digits
in the notation after the decimal point. If omitted, it is set to as many
digits as necessary to represent the value |
Browser Support
The toExponential() method is supported in all major browsers.
Example
Example
Convert a number into an exponential notation:
<script type="text/javascript">
var num = new Number(13.3714);
document.write(num.toExponential()+"<br />");
document.write(num.toExponential(2)+"<br />");
document.write(num.toExponential(3)+"<br />");
document.write(num.toExponential(10));
</script>
|
The output of the code above will be:
Try it yourself »
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JavaScript Number Object
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