The required attribute is one which most s share. This is demonstrated in the section Value above. If the value is not otherwise specified, it is the string on by default.
The value attribute is one which all s share however, it serves a special purpose for inputs of type radio: when a form is submitted, only radio buttons which are currently checked are submitted to the server, and the reported value is the value of the value attribute. Use the autocomplete attribute to control this feature. Unlike other browsers, Firefox by default persists the dynamic checked state of an across page loads. checkedĪ Boolean attribute which, if present, indicates that this radio button is the default selected one in the group. In addition to the common attributes shared by all elements, radio inputs support the following attributes. Allowing cross-origin use of images and canvas.HTML table advanced features and accessibility.From object to iframe - other embedding technologies.
Assessment: Structuring a page of content.
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