HTML | for Attribute

The HTML | for Attribute is used in both the <label> and the <output> element.

For Attribute In label element: When present in the label element, It is used to specify the type of form element a label is bound to.

Syntax:

<label for="element_id">

Example-1: This Example illustrates the use of for attribute in label element.

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<!-- HTML code to illustrates label tag -->
<!DOCTYPE html>
<html>
  
<head>
    <title>
      HTML | for Attribute
  </title>
  
    <style>
        body {
            font-size: 20px;
        }
    </style>
</head>
  
<body style="text-align:center">
  
    <h1 style="color:green">
      GeeksforGeeks
  </h1>
    <h2>HTML | for Attribute</h2>
  
    <form>
  
        <!-- Starts label tag from here -->
        <label for="student">
            Student
        </label>
        <input type="radio"
               name="Occupation" 
               id="student" 
               value="student">
        <br>
  
        <label for="business">
            Business
        </label>
        <input type="radio"
               name="Occupation"
               id="business"
               value="business">
        <br>
  
        <label for="other">
            Other
        </label>
        <!-- Ends label tags here -->
  
        <input type="radio"
               name="Occupation"
               id="other"
               value="other">
    </form>
</body>
  
</html>

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Output:



For Attribute In Output element: When Present in the Output Element, It specifies the relationship between the result and the calculation.

Syntax:

<output for="element_id">

Example-2: This Example illustrates the use of the For Attribute in Output Element.

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<!DOCTYPE html>
<html>
  
<head>
    <title>
      HTML | For Attribute
  </title>
    <style>
        body {
            text-align: center;
        }
          
        h1 {
            color: green;
        }
    </style>
</head>
  
<body>
    <h1>GeeksforGeeks</h1>
    <h2>HTML | For Attribute</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="50" />
        <br /> Submit Result:
        <output name="sumresult" 
                for="A B C">
      </output>
        <br>
        <input type="submit">
    </form>
</body>
  
</html>

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Output:

Supported Browsers: The browser supported by HTML For Attribute are listed below:

  • Google Chrome
  • Internet Explorer
  • Firefox
  • Opera
  • Safari


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