| Name | Categoty |
|---|---|
| Spanning columns or rows | HTML |
| Column groups | HTML |
| Table with thead tbody tfoot and caption | HTML |
| Heading scope | HTML |
| Creating comments | HTML |
| Conditional comments for internet explorer | HTML |
| Commenting out whitespace between inline elements | HTML |
| Giving an element a class | HTML |
| Giving an element an id | HTML |
| Acceptable values | HTML |
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