| AttributeGetCustomAttribute Method (ParameterInfo, Type) |
Retrieves a custom attribute applied to a method parameter. Parameters specify the method parameter, and the type of the custom attribute to search for.
Namespace: System
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0
SyntaxC#
public static Attribute GetCustomAttribute( ParameterInfo element, Type attributeType )
Parameters
- element
- Type: System.ReflectionParameterInfo
An object derived from the ParameterInfo class that describes a parameter of a member of a class. - attributeType
- Type: SystemType
The type, or a base type, of the custom attribute to search for.
Return Value
Type: AttributeA reference to the single custom attribute of type attributeType that is applied to element, or null if there is no such attribute.
Exceptions| Exception | Condition |
|---|---|
| ArgumentNullException | element or attributeType is null. |
| ArgumentException | attributeType is not derived from Attribute. |
| AmbiguousMatchException | More than one of the requested attributes was found. |
| TypeLoadException | A custom attribute type cannot be loaded. |
See Also