Grid.addRegion() - Mtax-Development/GML-OOP GitHub Wiki Arguments Name Type Optional value {real|string} No location? {Vector4} Yes Returns Not applicable. Description Add the specified value to values in cells in the specified region of this Grid. The values will be replaced if they are not the same type as the one already existing in the cell. ⚠️ **GitHub.com Fallback** ⚠️