HTML <output> for Attribute

HTML output Tag Reference HTML <output> tag

Example

Perform a calculation and show the result in an <output> element:

<form oninput="x.value=parseInt(a.value)+parseInt(b.value)">0
  <input type="range" id="a" value="50">100
  +<input type="number" id="b" value="50">
  =<output name="x" for="a b"></output>
</form>

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Definition and Usage

The for attribute specifies the relationship between the result of the calculation, and the elements used in the calculation.


Browser Support

The numbers in the table specify the first browser version that fully supports the attribute.

Attribute
for 10.0 Not supported 4.0 5.1  11.0

Differences Between HTML 4.01 and HTML5

The <output> tag is new in HTML5.


Syntax

<output for="element_id">

Attribute Values

Value Description
element_id Specifies a space separated list of ids of one or more elements that specifies the relationship between the result of the calculation, and the elements used in the calculation

HTML output Tag Reference HTML <output> tag

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