Split into gridcontrol. Clicking the button opens the Split into grid window, where you can specify the size and orientation of the grid layout. As you change settings, the map view updates dynamically to show a preview of the grid layout within the selected feature. Settings include:
Split into grid. The Split into grid window will appear.
Applyto grid the feature into cells as shown. The original feature will be split out into new features. The new features will register on the map and show up in the data table.