Unity Delay Function

UnityDelay.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class DelayTest : MonoBehaviour
{

  bool display = false;
  
  void Start ()
  {
    StartCoroutine (Delay (3));
  }
  
  void Update ()
  {
  }

  IEnumerator Delay (int seconds)
  {
	  display = true;
	  yield return new WaitForSeconds (seconds);
	  display = false;
  }
}