Tools, FAQ, Tutorials:
The 'checked' Attribute of some HTML Elements
What Is Wrong with My "checked" Attribute Values?
✍: FYIcenter.com
Attribute "checked" is an optional attribute for HTML element "input".
In XHTML specification, attribute "checked" has only one predefined value: "checked".
However, in HTML specification, attribute "checked" requires no value.
If you are converting existing HTML documents to HTML format, you will get some syntax error on your pre-selected items in radio buttons, check boxes and dropdown lists, "checked" attributes are used without any values.
Here are some interesting examples of "checked" attributes:
2017-07-30, 750👍, 0💬
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