indicates sole id for an element.
Values added with this attribute are:
|id||id for an input. Should begin with capital or small letter.|
- Click the button to view the id for an element.
- It wont function, if it is included with elements like "base, head, html, meta, param, script, style, and title".
It is supported by the all the elements in HTML5 & it is available in the earlier versions of the HTML.
It is applicable to all major browsers.