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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



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