HTML Tag <COLGROUP>

<COLGROUP> Specifies characteristics for a group of table columns.

Attribute of <COLGROUP> Tag

• ALIGN
• CHAR
• CHAROFF
• ID
• SPAN
• STYLE
• TITLE
• VALIGN
• WIDTH

ALIGN

Specifies how text within the table columns lines up with the edges of the table cells, or if ALIGN=CHAR, on a specific character (the decimal point).

<COLGROUP ALIGN="CENTER">

Possible Values

LEFT, RIGHT, CENTER, JUSTIFY, CHAR

CHAR

Specifies the character on which cell contents align, if ALIGN="CHAR". If you omit CHAR=, the default value is the decimal point in the specified language.

<COLGROUP ALIGN="CHAR" CHAR=",">

Possible Values

Any Character.

CHAROFF

Specifies the number of characters from the left at which the alignment character appears.

<COLGROUP ALIGN="CHAR" CHAR=","
CHAROFF="7">

Possible Values

Any Positive Integer.

ID

Assigns a unique ID selector to an instance of the tag. When you then assign a style to that ID selector, it affects only that one instance of the tag.

<COLGROUP ID="dkm">

Possible Values

Any ID Name.

SPAN

Indicates how many consecutive columns exist in the column group and to which columns the specified attributes apply.

<COLGROUP>
<COL ALIGN="RIGHT" SPAN="2">

Possible Values

Any positive integer number.

STYLE

Specifies Style Sheet commands that apply to the contents of the <COLGROUP> tags.

<COLGROUP STYLE="color:red">

Possible Values

CSS property with value.

TITLE

Specifies text assigned to the tag. You might use this attribute for context-sensitive help within the document. Browsers may use this to show tool tips over the column group.

<COLGROUP TITLE="Column Group">

Possible Values

Any Text Message.

VALIGN

Vertically positions the contents of the table column. VALIGN="TOP" positions the contents flush with the top of the column. VALIGN= ÓBOTTOMÓ positions the contents flush with the bottom. VALIGN="CENTER" positions the contents at the vertical center of the column. VALIGN="BASELINE" aligns the contents with the baseline of the current text font.

<COLGROUP VALIGN="TOP">

Possible Values

TOP, BOTTOM, BASELINE, MIDDLE

WIDTH

Specifies the horizontal dimension of columns within the column group (in pixels or as a percentage). Special values of "0*" force the column to minimum required width, and "2*" requires that the column receive proportionately twice as much space as it otherwise would.

<COLGROUP WIDTH=100>
<COL ALIGN="RIGHT">

Possible Values

value in Pixel or percentage.