HTML Element - Non-standard Elements

Non-standard Elements

This section lists some widely used obsolete elements, which means they are not allowed to be used. They may not be supported in all user agents.

... (obsolete)

Causes text to blink. Can be done with CSS where supported: {text-decoration: blink} (This effect may have negative consequences for people with photosensitive epilepsy; its use on the public Internet should follow the appropriate guidelines.)

...

Creates scrolling text. Can be done with scripting. (This effect may have negative consequences for people with photosensitive epilepsy; its use on the public Internet should follow the appropriate guidelines.) There are three options, including Alternate, Scroll and slide. Scrolldelay can also be added.

... (obsolete)

Causes text to not break at end of line. Can be done with CSS: {white-space: nowrap;}

... (obsolete)

Specifies alternative content, if the embed cannot be rendered. Replaced by the content of the embed or object element.