How to define the result of a calculation using HTML5 ?

Last Updated : 28 May, 2020

In this article, we will learn how to define a result of a calculation. The <output> tag is used to representing the result of a calculation performed by the client-side script such as JavaScript. The <output> tag is a new tag in HTML5 and it requires a starting and ending tags.

Syntax:

<output> Results... </output>

Example:

<!DOCTYPE html> 
<html> 
  
<head> 
    <title> 
        Define the result  
        of a calculation 
    </title> 
  
    <style> 
        body { 
            text-align: center; 
        } 
  
        h1 { 
            color: green; 
        } 
    </style> 
</head> 
  
<body> 
    <h1>GeeksforGeeks</h1> 
  
    <h2> 
        HTML5: How to define the  
        result of a calculation? 
    </h2> 
      
    <form oninput="sumresult.value = parseInt(A.value)  
                + parseInt(B.value) + parseInt(C.value)"> 
        <input type="number" name="A" value="50" /> + 
        <input type="range" name="B" value="0" /> + 
        <input type="number" name="C" value="30" /> 
        <br> 
        Result: <output name="sumresult"></output> 
    </form> 
</body> 
  
</html>                 