For the HTML Table and Grid controls, the Columns property determines which columns of the data source stack you are viewing will appear and in what order. You set the columns using the Control Columns dialog box. For more information, see Control Columns Dialog Box.
For the radio button control, the Columns property determines how many columns of radio buttons to draw. The value -1 indicates that WebFOCUS Maintain will place as many columns as can fit in the box. You can also enter any number greater than 0. Together with the Rows property, this property determines the layout of your radio buttons. For more information, see Determining the Layout of Your Radio Buttons.
Applies to: Grids, HTML Tables, radio buttons.
Setting dynamically for Grids and HTML Tables: No.
Setting dynamically for radio buttons:
Winform Set form.control.COLUMNS TO n;