HTML5: colgroup – table column group

colgroup – table column group # T

The colgroup element represents a group of one or more columns in the table that is its parent.

Content model #

colgroup = (col * | colgroup.attrs.span ?) & colgroup.attrs

Attribute model #

colgroup.attrs = common.attrs

colgroup.attrs.span = span

Element-specific attributes #

span = integer.positive: The number of columns in the group.

Tag omission #

A colgroup element's start tag may be omitted if the first thing inside the colgroup element is a col element, and if the element is not immediately preceded by another colgroup element whose end tag has been omitted.

A colgroup element's end tag may be omitted if the colgroup element is not immediately followed by a space character or a comment.

Permitted contexts #

table = caption ?, colgroup *, thead ?, ((tfoot , (tbody * | tr +)) | ((tbody * | tr +), tfoot ?))

Typical default display properties #

colgroup {

display: table-column-group; }