|Data cells in complex data tables must use
headers attribute to identify header cells.
- The data cells in complex data tables need to use the
headers attribute to identify the appropriate header cells, since simple row/column relationships cannot be relied upon to provide header information.
- Complex data tables are defined as tables with row and/or column spans, or more than one header cell (e.g.
th element) in any row or column of the table.
HTML4 Legacy Techniques
HTML5 and ARIA Techniques
|WCAG Success Criteria
1.3.1 Info and Relationships (Level A, Primary Success Criterion)
headers attribute on each
td element used as a data cell to identify header information in complex data tables.
- Verify the each data cell has header cells that clearly identify the meaning of the content of the data cell.
- Verify that empty
th elements and does not need table headers.