Selectable.FindSelectableOnRight

Returns

Selectable The Selectable object to the right of current.

Description

Find the selectable object to the right of this one.

using UnityEngine;
using System.Collections;
using UnityEngine.UI; // required when using UI elements in scripts

public class ExampleClass : MonoBehaviour 
{
	public Button btnMain;
	
	public void Start () 
	{
		//Finds and assigns the selectable to the Right of the main button.
		Selectable newSelectable = btnMain.FindSelectableOnRight();

		Debug.Log (newSelectable.name);
	}
}