UnityEngine.CanvasRenderer.GetAlpha C# (CSharp) Method

        public extern float GetAlpha();
        /// <summary>

 IEnumerator FadeAndDestroyObject(CanvasRenderer renderer, float time)
 {
     float a = renderer.GetAlpha();
     while (renderer.GetAlpha() > 0)
     {
         renderer.SetAlpha(renderer.GetAlpha() - (Time.deltaTime / time) * a);
         yield return null;
     }
     Destroy(gameObject);
 }