Obsolete
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.
The HTMLIsIndexElement interface provides special properties (beyond the regular HTMLElement interface it also has available to it by inheritance) for manipulating <isindex> elements.
The <isindex> element has been deprecated in HTML4 and removed in HTML5. This latest specification requires that this element implements HTMLUnknownElement rather than HTMLIsIndexElement.
Properties
Inherits properties from its parent, HTMLElement.
HTMLIsIndexElement.formRead only- Is a
HTMLFormElementrepresenting the<form>element it belongs too. It can have thenullvalue, if<isindex>isn't part of any form. HTMLIsIndexElement.prompt- Is a
DOMStringrepresenting a text to be prompted for the field.
Methods
No specific method; inherits methods from its parent, HTMLElement.
Specifications
| Specification | Status | Comment |
|---|---|---|
| HTML5 The definition of 'HTMLIsIndexElement' in that specification. |
Recommendation | Removed. <isindex> must now implement HTMLUnknownElement. |
| Document Object Model (DOM) Level 2 HTML Specification The definition of 'HTMLIsIndexElement' in that specification. |
Obsolete | No change from Document Object Model (DOM) Level 1 Specification |
| Document Object Model (DOM) Level 1 Specification The definition of 'HTMLIsIndexElement' in that specification. |
Obsolete | Initial definition. |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
HTMLIsIndexElement | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No |
form | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No |
prompt | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No |
Legend
- No support
- No support
- Non-standard. Expect poor cross-browser support.
- Non-standard. Expect poor cross-browser support.
- Deprecated. Not for use in new websites.
- Deprecated. Not for use in new websites.
See also
- The HTML element
<isindex>was implementing this interface.