JavaScript Number toFixed( ) Method

Last Updated : 07 Sep, 2020

Below is the example of the Number toFixed( ) Method.

Example:

<script type="text/javascript">

var test=213.73145;

document.write(test.toFixed(1));

</script>
Output:
```
213.7
```

The toFixed() method in JavaScript is used to format a number using fixed-point notation. It can be used to format a number with a specific number of digits to the right of the decimal.

Syntax:

number.toFixed( value )

The toFixed() method is used with a number as shown in above syntax using the ‘.’ operator. This method will format a number using fixed-point notation.

Parameters: This method accepts a single parameter value . It signifies the number of digits to appear after the decimal point.

Return Value: It returns a number in the string representation. The number has the exact number of digits after the decimal place as mentioned in the toFixed() method.

Example

Using toFixed() method without any parameter: If there is no parameter specified in the toFixed() method then it doesn’t display any digits after the decimal place.

<script type="text/javascript">

var test=213.73145;

document.write(test.toFixed());

</script>
Output:
```
214
```
Using toFixed() method with a parameter: If there is a parameter specified in the toFixed() method will return a number represented as string which will have exactly that number of digits after the decimal place.

<script type="text/javascript">

var test=213.73145;

document.write(test.toFixed(3));

</script>
Output:
```
214.731
```
Using toFixed() method where the number is in exponential form: The toFixed() method can be used to convert an exponential number into a string representation with a specific number of digits after the decimal place.
<script type="text/javascript">

var test=2.13e+15;

document.write(test.toFixed(2));

</script>
Output:
```
2130000000000000.00
```

Supported Browsers:

Google Chrome
Internet Explorer
Firefox
Apple Safari
Opera

My Personal Notes

Related Articles