A grid control is a collection of rows and columns. Columns, generally, contain a particular type of information through out, while rows are used to record different types of information about a particular item.

In FlexGrid, the collection of columns is represented by the ColumnCollection class which can be accessed through Cols property of the C1FlexGrid class. This section discusses the various operations that can be performed on columns.

Topic	Snapshot	Content
Basic Operations		Discusses about how to perform basic column operations. Set Column Count Add Column Delete Column Insert Column Set Data Type Set Fixed Column Set Frozen Column
User Interaction		Discusses about operations that can be performed by the end user at run time. Allow Editing Allow Dragging Allow Freezing Allow Sorting Allow Filtering Allow Resizing
Editors		Discusses about various built-in editors of FlexGrid and operations related to them. Also, discusses how to use custom editors in the FlexGrid. CheckBox Numeric Date ComboBox Mask Mapped List Cell Button
Validation		Discusses how to apply validation and show error information on FlexGrid cells.
Sparkline		Discusses about how to display Sparkline charts in FlexGrid cells.
Header and Footer		Discusses about how to set column header and footer. Set Header Text Merge column header Wrap column header text Style Column Header Set Column Footer
Sizing		Discusses about various aspects of column sizing. Set Column Width Auto-adjust Column Width Set Min/Max Column Width Star Sizing