FSMState.DoBeforeLeaving C# (CSharp) Method

    public virtual void DoBeforeLeaving()
    {
    }

	// for AI controled FSM transfer
	public void PerformAITransition(StateID NextStateID)
	{
		currentStateID = NextStateID;
		foreach (FSMState state in states)
		{
			if (state.ID == currentStateID)
			{
				currentState.DoBeforeLeaving();
				currentState = state;
				currentState.DoBeforeEntering();
				break;
			}
		}
	}