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XmlDictionary.TryLookup Method (XmlDictionaryString, XmlDictionaryString%)

Checks the dictionary for a specified XmlDictionaryString.

Namespace:  System.Xml
Assembly:  System.Runtime.Serialization (in System.Runtime.Serialization.dll)

public virtual bool TryLookup(
	XmlDictionaryString value,
	out XmlDictionaryString result


Type: System.Xml.XmlDictionaryString
The XmlDictionaryString being checked for.
Type: System.Xml.XmlDictionaryString%
The matching XmlDictionaryString, if found; otherwise null.

Return Value

Type: System.Boolean
true if XmlDictionaryString is in the dictionary, otherwise false.


IXmlDictionary.TryLookup(XmlDictionaryString, XmlDictionaryString)


value is null.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.