HTML <output> Tag


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>
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Definition and Usage

The <output> tag represents the result of a calculation (like one performed by a script).

Browser Support

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

<output> 10.0 13.0  4.0 5.1 11.0

Note: The form attribute of the <output> element is not supported in IE/Edge.

Differences Between HTML 4.01 and HTML5

The <output> tag is new in HTML5.


Attribute Value Description
for element_id Specifies the relationship between the result of the calculation, and the elements used in the calculation
form form_id Specifies one or more forms the output element belongs to
name name Specifies a name for the output element

Global Attributes

The <output> tag also supports the Global Attributes in HTML.

Event Attributes

The <output> tag also supports the Event Attributes in HTML.

Related Pages

HTML DOM reference: Output Object

Default CSS Settings

Most browsers will display the <output> element with the following default values:

output {
    display: inline;