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DocBook 5: The Definitive Guide by Richard L. Hamilton, Norman Walsh

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Name

thead — A table header consisting of one or more rows

Synopsis

thead (db.cals.thead) ::= (colspec*, row db.row+)

Attribute synopsis

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

See Also

colspec, entry, entrytbl, informaltable, row, spanspec, table, tbody, tfoot, tgroup, thead (db.cals.entrytbl.thead)

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