SynchronizedCollection<T>.IList.Contains(Object) 方法

定义

确定集合是否包含具有特定值的元素。Determines whether the collection contains an element with a specific value.

 virtual bool System.Collections.IList.Contains(System::Object ^ value) = System::Collections::IList::Contains;
bool IList.Contains (object value);
abstract member System.Collections.IList.Contains : obj -> bool
override this.System.Collections.IList.Contains : obj -> bool
Function Contains (value As Object) As Boolean Implements IList.Contains

参数

value
Object

要在集合中定位的对象。The object to locate in the collection.

返回

Boolean

如果在集合中找到元素 true,则为 value;否则为 falsetrue if the element value is found in the collection; otherwise false.

实现

例外

value 不是集合所含类型的对象。value is not an object of the type contained in the collection.

适用于