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AttributeGetCustomAttribute Method (ParameterInfo, Type, Boolean)
Retrieves a custom attribute applied to a method parameter. Parameters specify the method parameter, the type of the custom attribute to search for, and whether to search ancestors of the method parameter.

Namespace: System
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0
Syntax
C#
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public static Attribute GetCustomAttribute(
	ParameterInfo element,
	Type attributeType,
	bool inherit
)

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.
inherit
Type: SystemBoolean
If true, specifies to also search the ancestors of element for custom attributes.

Return Value

Type: Attribute
A reference to the single custom attribute of type attributeType that is applied to element, or null if there is no such attribute.
Exceptions
ExceptionCondition
ArgumentNullExceptionelement or attributeType is null.
ArgumentExceptionattributeType is not derived from Attribute.
AmbiguousMatchExceptionMore than one of the requested attributes was found.
TypeLoadExceptionA custom attribute type cannot be loaded.
See Also