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JavaScript toString() function | Number to a string

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JavaScript toString() function is used to convert the number to a string. This method actually returns strings representing the specified Number object.


radix (optional): The base to use. Must be an integer between 2 and 36. Base 2 is binary Base 8 is octal Base 16 is hexadecimal.

Use this method when needs to be displayed number as a text (like in HTML), or when an object needs to be used as a string.

Example JavaScript toString() method

A simple example code converts a number to a string.

<!DOCTYPE html>


    let num = 15;
    let text = num.toString();




JavaScript toString() function

Another example code

    var num = 2;
    document.write("Output : " + num.toString(2));          


Output: 10

Convert a number to a string, using base 2 (binary):

    let num = 15;
    let text = num.toString(2);       


Output: 1111

Do comment if you have any doubts or suggestions on this JS toString() function.

Note: The All JS Examples codes are tested on the Firefox browser and the Chrome browser.

OS: Windows 10

Code: HTML 5 Version

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