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NameScope.ContainsKey Method

.NET Framework 4.6 and 4.5

Returns whether a provided name already exists in this NameScope.

Namespace:  System.Windows
Assembly:  WindowsBase (in WindowsBase.dll)

public bool ContainsKey(
	string key
)

Parameters

key
Type: System.String

The string key to find.

Return Value

Type: System.Boolean
true if the specified key identifies a name for an existing mapping in this NameScope. false if the specified key does not exist in the current NameScope.

Implements

IDictionary<TKey, TValue>.ContainsKey(TKey)

ExceptionCondition
ArgumentNullException

key is null.

Names in a XAML namescope must use a particular grammar that restricts the strings you might use for inputs of NameScope API. See XamlName Grammar.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
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