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HTML <output> form Attribute

❮ HTML <output> tag

Example

An <output> element located outside a form (but still a part of the form):

<form action="/action_page.php" id="numform"
oninput="x.value=parseInt(a.value)+parseInt(b.value)">
<input type="range" id="a" name="a" value="50">
+ <input type="number" id="b" name="b" value="25">
<input type="submit">
</form>

<output form="numform" id="x" name="x" for="a+b"></output>
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Definition and Usage

The form attribute specifies the form the <output> tag belongs to.

The value of the form attribute must be equal to the id attribute of a <form> element in the same document.


Browser Support

Attribute
form Not supported Not supported Not supported Not supported Not supported

Syntax

<output form="form_id">

Attribute Values

Value Description
form_id Specifies the form element the <output> element belongs to. The value of this attribute must be the id attribute of a <form> element in the same document.

❮ HTML <output> tag