NameScope.Contains(KeyValuePair<String,Object>) Method

Reference

Definition

Namespace:: System.Windows

Assembly:: WindowsBase.dll

Important

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Determines whether the collection contains a specified item.

public:
 virtual bool Contains(System::Collections::Generic::KeyValuePair<System::String ^, System::Object ^> item);

public bool Contains (System.Collections.Generic.KeyValuePair<string,object> item);

abstract member Contains : System.Collections.Generic.KeyValuePair<string, obj> -> bool
override this.Contains : System.Collections.Generic.KeyValuePair<string, obj> -> bool

Public Function Contains (item As KeyValuePair(Of String, Object)) As Boolean

Parameters

item: KeyValuePair<String,Object>

The item to find in the collection, specified as a KeyValuePair<TKey,TValue> (key is String, value is Object).

Returns

Boolean

true if the specified KeyValuePair<TKey,TValue> identifies an existing mapping in this NameScope . false if the specified KeyValuePair<TKey,TValue> does not exist in the current NameScope.

Implements

Contains(T)

Exceptions

ArgumentException

key is null.

Remarks

Generally you are only interested in whether a name is already defined in the XAML namescope, and what object reference value it is mapped to is immaterial. For this scenario, you can call ContainsKey instead.

Applies to