JavaScript Number toFixed( ) Method

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

• Example:

html

<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. 

html

<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. 

html

<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. 

html

<script type="text/javascript">
    var test=2.13e+15;
    document.write(test.toFixed(2));
</script>

Output:

2130000000000000.00

Supported Browsers:

• Google Chrome 1 and above
• Internet Explorer 5.5 and above
• Microsoft Edge 12 and above
• Firefox 1 and above
• Apple Safari 2 and above
• Opera 7 and above