how to detect when a gameobject has exited a trigger c# code example

Example: how to detect when a gameobject has exited a trigger c#

//for 2D 
//remeber to set your collider to trigger 
//and to give the gameobject a rigidbody and collider of its own
private void OnTriggerExit2D(Collider2D collision)
    {
        
    }