CustomAttributeExtensions.GetCustomAttribute Method (MemberInfo, Type)
.NET Framework (current version)
Retrieves a custom attribute of a specified type that is applied to a specified member.
Assembly: mscorlib (in mscorlib.dll)
<ExtensionAttribute> Public Shared Function GetCustomAttribute ( element As MemberInfo, attributeType As Type ) As Attribute
Parameters
- element
-
Type:
System.Reflection.MemberInfo
The member to inspect.
- attributeType
-
Type:
System.Type
The type of attribute to search for.
Return Value
Type: System.AttributeA custom attribute that matches attributeType, or null if no such attribute is found.
| Exception | Condition |
|---|---|
| ArgumentNullException | element or attributeType is null. |
| ArgumentException | attributeType is not derived from Attribute. |
| NotSupportedException | element is not a constructor, method, property, event, type, or field. |
| AmbiguousMatchException | More than one of the requested attributes was found. |
| TypeLoadException | A custom attribute type cannot be loaded. |
Use the GetCustomAttributes extension method if you expect more than one value to be returned, or AmbiguousMatchException will be thrown.
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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