thead (db.cals.thead)

thead — A table header consisting of one or more rows.

Synopsis

thead (db.cals.thead) ::=

  • Sequence of:
    • Zero or more of:
    • One or more of:

Attributes

Common attributes and common linking attributes.

Additional attributes:

  • valign (enumeration)
    • “bottom”
    • “middle”
    • “top”

Description

The thead wrapper identifies the rows of a table that form the head of the table, as distinct from the body (tbody) and foot (tfoot) rows.

Header rows are always rendered at the beginning of the table.

Processing expectations

This element is expected to obey the semantics of the CALS Table Model Document Type Definition [calsdtd]. Header rows are often presented in an alternate typographic style, such as boldface.

In paged media, if a table spans across multiple pages, header rows are printed at the top of each new page.

Attributes

Common attributes and common linking attributes.

valign

Specifies the vertical alignment of text in an entry.

Enumerated values:
“bottom”

Aligned on the bottom of the entry.

“middle”

Aligned in the middle.

“top”

Aligned at the top of the entry.

Parents

These elements contain thead: tgroup.

Children

The following elements occur in thead: colspec, row (db.row).

See Also

Last revised by Norman Walsh on (git hash: a5bf9d0f457b11f1d181c442e7789af392c4e1b6 9ea0f4c253876426b585b1ed5a3a381a983013c5)