cols
1. tag property TABLE , sets the number of columns in the table.

2. property of the tag TEXTAREA , sets, returns the width of the object in characters regardless of the size of characters. Valid if STYLE: width, height attributes are missing.

3. property of the FRAMESET tag. Specifies the number and width of inner frames and / or framesets in a frameset.

Values ​​entered: 20, 25%, *.
The number of values ​​specifies the number of frames, or framesets, within a frameset tag. The values ​​themselves define the width of these frames and / or framesets.