The Colgroup Tag

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Opening tag : <COLGROUP>
Closing tag: -

Purpose:
The Colgroup tag defines attributes for a group of columns within a table. This has limited use now.

Attributes:
align=alignment
- Specifies the alignment of the columns. Choices are CENTER, JUSTIFY, LEFT or RIGHT.

class=class
- Specifies a stylesheet class to use to format the text.

dir=direction
- Useful for languages with work right to left.

event=javascript
- Specifies some javascript to run after a certain event.

id=name
- Specifying an ID, enables you to dynamically change the columns through a script.

lang=language
- Specifies a language for the text in the columns.

span=#
- Allows the same attributes to span across multiple columns, although the default is 1.

title=string
- You can specify a title for these columns. It won't appear on the webpage, but could be useful for adding keywords to your site.

valign=allignment
- Specifies a vertical alignment for the columns. Choices are BASELINE, BOTTOM, MIDDLE or TOP.

width=#
- Specify the width of the columns. Perhaps the most useful attribute allows the width to be specified in pixels, a percentage, or a relative value.

Example:

<TABLE width=80%>
<COLGROUP align="right" width="20%" span="2">
<COLGROUP align="center" width="20%" span="2">
<COLGROUP align="left" width="20%">
<TR>
<TD>1st Column</TD>
<TD>2nd Column</TD>
<TD>3rd Column</TD>
<TD>4th Column</TD>
<TD>5th Column</TD>
</TR>
</TABLE>

Related Tags:

<Caption></Caption> - Caption Tag.
<Col></Col> - Col Tag.

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