HTML frameset cols Attribute

Definition and Usage

The cols attribute specifies the size of, and number of columns in the frameset.


<frameset cols="cols_size">

Syntax Example

<frameset cols="90,50%,*">

Attribute Values

Value Description
pixels Specifies column size in pixels.
percent Specifies the column size in percent.
* Specifies the rest of the available space should be assigned this column.

Note: The number of attribute values used defines the number of columns.

Browser Support

The attribute is supported in all major browsers.


<frameset cols="90,50%,*">
<frame src="frame_a.htm" />
<frame src="frame_b.htm" />
<frame src="frame_c.htm" />
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