XmlDictionary.TryLookup Method
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Attempts to look up an entry in the dictionary.
| TryLookup(Int32, XmlDictionaryString) |
Attempts to look up an entry in the dictionary. |
| TryLookup(String, XmlDictionaryString) |
Checks the dictionary for a specified string value. |
| TryLookup(XmlDictionaryString, XmlDictionaryString) |
Checks the dictionary for a specified XmlDictionaryString. |
This method avoids throwing an exception if the string is not currently in the dictionary.
- Source:
- XmlDictionary.cs
- Source:
- XmlDictionary.cs
- Source:
- XmlDictionary.cs
Attempts to look up an entry in the dictionary.
public:
virtual bool TryLookup(int key, [Runtime::InteropServices::Out] System::Xml::XmlDictionaryString ^ % result);public virtual bool TryLookup(int key, out System.Xml.XmlDictionaryString result);public virtual bool TryLookup(int key, out System.Xml.XmlDictionaryString? result);abstract member TryLookup : int * XmlDictionaryString -> bool
override this.TryLookup : int * XmlDictionaryString -> boolPublic Overridable Function TryLookup (key As Integer, ByRef result As XmlDictionaryString) As BooleanParameters
- key
- Int32
Key to look up.
- result
- XmlDictionaryString
If key is defined, the XmlDictionaryString that is mapped to the key; otherwise null.
Returns
true if key is in the dictionary; otherwise, false.
Implements
Applies to
.NET 10 and other versions
| Product | Versions |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
| UWP | 10.0 |
- Source:
- XmlDictionary.cs
- Source:
- XmlDictionary.cs
- Source:
- XmlDictionary.cs
Checks the dictionary for a specified string value.
public:
virtual bool TryLookup(System::String ^ value, [Runtime::InteropServices::Out] System::Xml::XmlDictionaryString ^ % result);public virtual bool TryLookup(string value, out System.Xml.XmlDictionaryString result);public virtual bool TryLookup(string value, out System.Xml.XmlDictionaryString? result);abstract member TryLookup : string * XmlDictionaryString -> bool
override this.TryLookup : string * XmlDictionaryString -> boolPublic Overridable Function TryLookup (value As String, ByRef result As XmlDictionaryString) As BooleanParameters
- value
- String
String value being checked for.
- result
- XmlDictionaryString
The corresponding XmlDictionaryString, if found; otherwise null.
Returns
true if value is in the dictionary; otherwise, false.
Implements
Exceptions
value is null.
Applies to
.NET 10 and other versions
| Product | Versions |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
| UWP | 10.0 |
- Source:
- XmlDictionary.cs
- Source:
- XmlDictionary.cs
- Source:
- XmlDictionary.cs
Checks the dictionary for a specified XmlDictionaryString.
public:
virtual bool TryLookup(System::Xml::XmlDictionaryString ^ value, [Runtime::InteropServices::Out] System::Xml::XmlDictionaryString ^ % result);public virtual bool TryLookup(System.Xml.XmlDictionaryString value, out System.Xml.XmlDictionaryString result);public virtual bool TryLookup(System.Xml.XmlDictionaryString value, out System.Xml.XmlDictionaryString? result);abstract member TryLookup : System.Xml.XmlDictionaryString * XmlDictionaryString -> bool
override this.TryLookup : System.Xml.XmlDictionaryString * XmlDictionaryString -> boolPublic Overridable Function TryLookup (value As XmlDictionaryString, ByRef result As XmlDictionaryString) As BooleanParameters
- value
- XmlDictionaryString
The XmlDictionaryString being checked for.
- result
- XmlDictionaryString
The matching XmlDictionaryString, if found; otherwise, null.
Returns
true if XmlDictionaryString is in the dictionary; otherwise, false.
Implements
Exceptions
value is null.
Applies to
.NET 10 and other versions
| Product | Versions |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
| UWP | 10.0 |
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