1. contenteditable attribute (basic support)

    Method of making any HTML element editable.

  2. htmlelement api: iscontenteditable

  3. html attribute: contenteditable

  4. html attribute: contenteditable: `contenteditable="caret"`

  5. html attribute: contenteditable: `contenteditable="events"`

  6. html attribute: contenteditable: `contenteditable="plaintext-only"`

  7. html attribute: contenteditable: `contenteditable="typing"`