======Метод RailTransitions.IndexOf(Transition)======
  * **Пространство имен:** [[developers:references:topomatic.alg.rail|Topomatic.Alg.Rail]]
  * **Сборка:** Topomatic.Alg.Rail (в Topomatic.Alg.Rail.dll)
=====Синтаксис=====
<code csharp>public virtual int IndexOf(Transition item)</code>
**Параметры**
  * //item//
    * Тип: [[developers:references:topomatic.alg.prf.transition|Topomatic.Alg.Prf.Transition]]

**Возвращаемое значение**
  * Тип: [[developers:references:system.int32|System.Int32]]