HTML colgroup Tag

The HTML colgroup tag is used for specifying properties for a group of columns within a table.

If you need to apply different properties to a column within a colgroup, you can use the HTML col tag within the colgroup tag.

Example


<table border="1">
  <colgroup span="3">
   </colgroup>
   <tr>
    <td>col 1</td>
    <td>col 2</td>
    <td>col 2</td>
   </tr>
</table>

Attributes:

Attributes specific to this tag:
Attribute	Description
span	Specifies how many columns to span.
width	Width of the column.
Other Attributes:
Attribute	Description
dir	Specifies the direction of the text
class	Document wide identifier.
id	Document wide identifier
lang	Language code
title	Specifies a title to associate with the element. Many browsers will display this when the cursor hovers over the element (similar to a "tool tip").
style	Inline style (CSS)
align	Horizontal alignment
valign	Vertical alignment
char	Specifies a character to use for aligning text to.
charoff	Specifies an alignment offset (either in pixels or percentage value) against the first character as specified with the char attribute.
onclick	Intrinsic event (see event handlers)
ondbclick	Intrinsic event (see event handlers)
onmousedown	Intrinsic event (see event handlers)
onmouseup	Intrinsic event (see event handlers)
onmouseover	Intrinsic event (see event handlers)
onmousemove	Intrinsic event (see event handlers)
onmouseout	Intrinsic event (see event handlers)
onkeypress	Intrinsic event (see event handlers)
onkeydown	Intrinsic event (see event handlers)
onkeyup	Intrinsic event (see event handlers)

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