Indicates the style of underline to be used (for “ example ”, “ single ”, “ double ”, “ dashed ”).
This attribute was added to preserve this information when a publisher supplies it. The use of the attribute doe not guarantee that the display will produce the formatting requested.
| Value | Meaning |
|---|---|
| Text, numbers, or special characters | The style of underlining requested; for example, “ double ”would mean underlined by two rules, very close together. |
| Restriction: This attribute may be specified if the element is used. | |