HTML | <output> form Attribute
The HTML <output> form Attribute is used to specify that the <output> element can contain one or more forms.
Syntax:
<output form="form_id">
Attribute Values: It contains single value form_id which contains the value i.e form_id which specify the one or more than the output element belongs to. The value of this attribute should be id of the <form> element.
Example:
html
<!DOCTYPE html> < html > < head > < title > HTML output Form Attribute </ title > < style > body { text-align:center; } h1 { color:green; } </ style > </ head > < body > < h1 >w3wiki</ h1 > < h2 ><output>Form 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 = "30" />< br > Result: < output form ="myBeginner" name = "sumresult"> </ output > </ form > </ body > </ html > |
Output:
Supported Browsers: The browser supported by HTML output form attribute are listed below:
- Google Chrome 10
- Edge 18
- Firefox 4
- Opera 11
- Safari 7
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