<thead> (
Table Head)
Description
Description
This element contains the rows of the table grid that contain header cells. These rows could be presented at the top of every page that a large table spans over.
<table>
<tgroup cols="3">
...
<thead>
<row>
<entry>HEADER ONE</entry><entry>HEADER TWO</entry><entry>HEADER THREE</entry>
</row>
</thead>
...
</tgroup>
</table>
Note that the CALS model has been modified to ensure or encourage additional Taylor & Francis rules and conventions. On this element, the change is: the attribute that specifies vertical alignment now has a default value of "bottom".
Parent Elements
The elements listed below may directly contain this element.
They are "parent" elements. Elements in referenced groups are included, up to two levels of group nesting.
Model Diagram
The DTD model for this element:
--+(sequence)
|
row (repeatable) -- (elements)
DTD Definition
The DTD contains the following element and attribute definitions
(note that embedded links are to definitions within the DTD page of this guide):
<!ELEMENT thead (row+)>
<!ATTLIST thead
valign (top | middle | bottom) "bottom"
%a-group-CommonIDAttrs;>
.
Defined in DTD section
Block-level Content : Tables
General Attributes (shared with other elements)
Local Attributes (defined for this element alone)
Attribute:
valign (
Vertical Alignment)
Description
This attribute specifies a vertical alignment for all cells in the table headers. Typically, such cells are vertically aligned to the bottom of the cells, so this is the default value. Individual cells can override this default setting.
Specification
This attribute is required but has a default value of "bottom". The allowed values are "top", "middle" and "bottom".
DTD Definition
valign (top | middle | bottom) "bottom"
.