| Core attributes | id="..." | A global identifier |
| | class="..." | A list of classes separated by spaces |
| | style="..." | Style information |
| | title="..." | This provides more information for a specific element |
|
| Internationalisation | lang="..." | Language identifier |
| | dir="..." | Text direction (ltr, rtl) |
|
| Intrinsic events | onclick="..." | A Pointing device, for instance a mouse, was single-clicked |
| | ondblclick="..." | A Pointing device, for instance a mouse, was single-clicked |
| | onmousedown="..." | A mouse button that was clicked and held down |
| | onmouseup="..." | A mouse button that was clicked and held down was released |
| | onmouseover="..." | The mouse moved the cursor over an object |
| | onmousemove="..." | The mouse was moved |
| | onmouseout="..." | The mouse moved the cursor off an object |
| | onkeypress="..." | A key that was pressed and released |
| | onkeydown="..." | A key was pressed and held down |
| | onkeyup="..." | A key that was pressed has been released |