| selected | The index of the selected button. | 
| texts | An array of strings to show on the buttons. | 
| images | An array of textures on the buttons. | 
| contents | An array of text, image and tooltips for the button. | 
| xCount | How many elements to fit in the horizontal direction. The elements will be scaled to fit unless the style defines a fixedWidth to use. The height of the control will be determined from the number of elements. | 
| style | The style to use. If left out, the buttonstyle from the current GUISkin is used. | 
| options | An optional list of layout options that specify extra layouting properties. Any values passed in here will override settings defined by the style.See Also: GUILayout.Width, GUILayout.Height, GUILayout.MinWidth, GUILayout.MaxWidth, GUILayout.MinHeight, GUILayout.MaxHeight, GUILayout.ExpandWidth, GUILayout.ExpandHeight. | 
int The index of the selected button.
Make a Selection Grid.
 
Selection grid in the Game View.
using UnityEngine;
public class ExampleScript : MonoBehaviour { int selGridInt = 0; string[] selStrings = ["radio1", "radio2", "radio3"];
void OnGUI() { GUILayout.BeginVertical("Box"); selGridInt = GUILayout.SelectionGrid(selGridInt, selStrings, 1); if (GUILayout.Button("Start")) { Debug.Log("You chose " + selStrings[selGridInt]); } GUILayout.EndVertical(); } }