CustomAttributeExtensions.GetCustomAttributes Method (ParameterInfo, Type)

.NET Framework (current version)
 
System_CAPS_noteNote

The .NET API Reference documentation has a new home. Visit the .NET API Browser on docs.microsoft.com to see the new experience.

Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter.

Namespace:   System.Reflection
Assembly:  mscorlib (in mscorlib.dll)

public static IEnumerable<Attribute> GetCustomAttributes(
	this ParameterInfo element,
	Type attributeType
)

Parameters

element
Type: System.Reflection.ParameterInfo

The parameter to inspect.

attributeType
Type: System.Type

The type of attribute to search for.

Return Value

Type: System.Collections.Generic.IEnumerable<Attribute>

A collection of the custom attributes that are applied to element and that match attributeType, or an empty collection if no such attributes exist.

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.

TypeLoadException

A custom attribute type cannot be loaded.

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
Return to top
Show: