How to declare numbers in JavaScript?

JavascriptWeb DevelopmentFront End Technology

JavaScript is untyped language. This means that a JavaScript variable can hold a value of any data type. To declare variables in JavaScript, you need to use the var keyword. Whether it is a number or string, use the var keyword for declaration.

Here’s how you can declare numbers in JavaScript −

var points = 100;
var rank = 5;

Example

You can try to run the following code to learn how to declare number in JavaScript −

<html>
   <body>
      <script>
         <!--
            var age = 20;
            if( age > 18 ){
               document.write("<b>Qualifies for driving</b>");
            }
          //-->
       </script>
   </body>
</html>


raja
Ali
Published on 16-Jan-2018 11:00:08
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