CustomAttributeExtensions.GetCustomAttributes Method

Definition

Namespace:: System.Reflection

Assemblies:: System.Reflection.Extensions.dll, mscorlib.dll, netstandard.dll, System.Runtime.dll

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

Overloads

GetCustomAttributes(ParameterInfo, Type, Boolean)	Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter, and optionally inspects the ancestors of that parameter.
GetCustomAttributes(MemberInfo, Type, Boolean)	Retrieves a collection of custom attributes of a specified type that are applied to a specified member, and optionally inspects the ancestors of that member.
GetCustomAttributes(ParameterInfo, Type)	Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter.
GetCustomAttributes(ParameterInfo, Boolean)	Retrieves a collection of custom attributes that are applied to a specified parameter, and optionally inspects the ancestors of that parameter.
GetCustomAttributes(Module, Type)	Retrieves a collection of custom attributes of a specified type that are applied to a specified module.
GetCustomAttributes(MemberInfo, Type)	Retrieves a collection of custom attributes of a specified type that are applied to a specified member.
GetCustomAttributes(MemberInfo, Boolean)	Retrieves a collection of custom attributes that are applied to a specified member, and optionally inspects the ancestors of that member.
GetCustomAttributes(Assembly, Type)	Retrieves a collection of custom attributes of a specified type that are applied to a specified assembly.
GetCustomAttributes(ParameterInfo)	Retrieves a collection of custom attributes that are applied to a specified parameter.
GetCustomAttributes(Module)	Retrieves a collection of custom attributes that are applied to a specified module.
GetCustomAttributes(MemberInfo)	Retrieves a collection of custom attributes that are applied to a specified member.
GetCustomAttributes(Assembly)	Retrieves a collection of custom attributes that are applied to a specified assembly.
GetCustomAttributes<T>(ParameterInfo, Boolean)	Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter, and optionally inspects the ancestors of that parameter.
GetCustomAttributes<T>(MemberInfo, Boolean)	Retrieves a collection of custom attributes of a specified type that are applied to a specified member, and optionally inspects the ancestors of that member.
GetCustomAttributes<T>(ParameterInfo)	Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter.
GetCustomAttributes<T>(MemberInfo)	Retrieves a collection of custom attributes of a specified type that are applied to a specified member.
GetCustomAttributes<T>(Assembly)	Retrieves a collection of custom attributes of a specified type that are applied to a specified assembly.
GetCustomAttributes<T>(Module)	Retrieves a collection of custom attributes of a specified type that are applied to a specified module.

GetCustomAttributes(ParameterInfo, Type, Boolean)

Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter, and optionally inspects the ancestors of that parameter.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::ParameterInfo ^ element, Type ^ attributeType, bool inherit);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.ParameterInfo element, Type attributeType, bool inherit);

static member GetCustomAttributes : System.Reflection.ParameterInfo * Type * bool -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As ParameterInfo, attributeType As Type, inherit As Boolean) As IEnumerable(Of Attribute)

Parameters

element: ParameterInfo

The parameter to inspect.

attributeType: Type

The type of attribute to search for.

inherit: Boolean

true to inspect the ancestors of element; otherwise, false.

Returns

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.

Exceptions

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.

GetCustomAttributes(MemberInfo, Type, Boolean)

Retrieves a collection of custom attributes of a specified type that are applied to a specified member, and optionally inspects the ancestors of that member.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::MemberInfo ^ element, Type ^ attributeType, bool inherit);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.MemberInfo element, Type attributeType, bool inherit);

static member GetCustomAttributes : System.Reflection.MemberInfo * Type * bool -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As MemberInfo, attributeType As Type, inherit As Boolean) As IEnumerable(Of Attribute)

Parameters

element: MemberInfo

The member to inspect.

attributeType: Type

The type of attribute to search for.

inherit: Boolean

true to inspect the ancestors of element; otherwise, false.

Returns

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.

Exceptions

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.

GetCustomAttributes(ParameterInfo, Type)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::ParameterInfo ^ element, Type ^ attributeType);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.ParameterInfo element, Type attributeType);

static member GetCustomAttributes : System.Reflection.ParameterInfo * Type -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As ParameterInfo, attributeType As Type) As IEnumerable(Of Attribute)

Parameters

element: ParameterInfo

The parameter to inspect.

attributeType: Type

The type of attribute to search for.

Returns

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.

Exceptions

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.

GetCustomAttributes(ParameterInfo, Boolean)

Retrieves a collection of custom attributes that are applied to a specified parameter, and optionally inspects the ancestors of that parameter.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::ParameterInfo ^ element, bool inherit);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.ParameterInfo element, bool inherit);

static member GetCustomAttributes : System.Reflection.ParameterInfo * bool -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As ParameterInfo, inherit As Boolean) As IEnumerable(Of Attribute)

Parameters

element: ParameterInfo

The parameter to inspect.

inherit: Boolean

true to inspect the ancestors of element; otherwise, false.

Returns

IEnumerable<Attribute>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes(Module, Type)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::Module ^ element, Type ^ attributeType);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.Module element, Type attributeType);

static member GetCustomAttributes : System.Reflection.Module * Type -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As Module, attributeType As Type) As IEnumerable(Of Attribute)

Parameters

element: Module

The module to inspect.

attributeType: Type

The type of attribute to search for.

Returns

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.

Exceptions

ArgumentNullException

element or attributeType is null.

ArgumentException

attributeType is not derived from Attribute.

GetCustomAttributes(MemberInfo, Type)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::MemberInfo ^ element, Type ^ attributeType);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.MemberInfo element, Type attributeType);

static member GetCustomAttributes : System.Reflection.MemberInfo * Type -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As MemberInfo, attributeType As Type) As IEnumerable(Of Attribute)

Parameters

element: MemberInfo

The member to inspect.

attributeType: Type

The type of attribute to search for.

Returns

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.

Exceptions

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.

GetCustomAttributes(MemberInfo, Boolean)

Retrieves a collection of custom attributes that are applied to a specified member, and optionally inspects the ancestors of that member.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::MemberInfo ^ element, bool inherit);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.MemberInfo element, bool inherit);

static member GetCustomAttributes : System.Reflection.MemberInfo * bool -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As MemberInfo, inherit As Boolean) As IEnumerable(Of Attribute)

Parameters

element: MemberInfo

The member to inspect.

inherit: Boolean

true to inspect the ancestors of element; otherwise, false.

Returns

IEnumerable<Attribute>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes(Assembly, Type)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::Assembly ^ element, Type ^ attributeType);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.Assembly element, Type attributeType);

static member GetCustomAttributes : System.Reflection.Assembly * Type -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As Assembly, attributeType As Type) As IEnumerable(Of Attribute)

Parameters

element: Assembly

The assembly to inspect.

attributeType: Type

The type of attribute to search for.

Returns

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.

Exceptions

ArgumentNullException

element or attributeType is null.

ArgumentException

attributeType is not derived from Attribute.

GetCustomAttributes(ParameterInfo)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::ParameterInfo ^ element);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.ParameterInfo element);

static member GetCustomAttributes : System.Reflection.ParameterInfo -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As ParameterInfo) As IEnumerable(Of Attribute)

Parameters

element: ParameterInfo

The parameter to inspect.

Returns

IEnumerable<Attribute>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes(Module)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::Module ^ element);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.Module element);

static member GetCustomAttributes : System.Reflection.Module -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As Module) As IEnumerable(Of Attribute)

Parameters

element: Module

The module to inspect.

Returns

IEnumerable<Attribute>

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

Exceptions

ArgumentNullException

element is null.

GetCustomAttributes(MemberInfo)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::MemberInfo ^ element);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.MemberInfo element);

static member GetCustomAttributes : System.Reflection.MemberInfo -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As MemberInfo) As IEnumerable(Of Attribute)

Parameters

element: MemberInfo

The member to inspect.

Returns

IEnumerable<Attribute>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes(Assembly)

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

public:
[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<Attribute ^> ^ GetCustomAttributes(System::Reflection::Assembly ^ element);

public static System.Collections.Generic.IEnumerable<Attribute> GetCustomAttributes (this System.Reflection.Assembly element);

static member GetCustomAttributes : System.Reflection.Assembly -> seq<Attribute>

<Extension()>
Public Function GetCustomAttributes (element As Assembly) As IEnumerable(Of Attribute)

Parameters

element: Assembly

The assembly to inspect.

Returns

IEnumerable<Attribute>

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

Exceptions

ArgumentNullException

element is null.

GetCustomAttributes<T>(ParameterInfo, Boolean)

Retrieves a collection of custom attributes of a specified type that are applied to a specified parameter, and optionally inspects the ancestors of that parameter.

public:
generic <typename T>
 where T : Attribute[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<T> ^ GetCustomAttributes(System::Reflection::ParameterInfo ^ element, bool inherit);

public static System.Collections.Generic.IEnumerable<T> GetCustomAttributes<T> (this System.Reflection.ParameterInfo element, bool inherit) where T : Attribute;

static member GetCustomAttributes : System.Reflection.ParameterInfo * bool -> seq<'T (requires 'T :> Attribute)> (requires 'T :> Attribute)

<Extension()>
Public Function GetCustomAttributes(Of T As Attribute) (element As ParameterInfo, inherit As Boolean) As IEnumerable(Of T)

Type Parameters

T

The type of attribute to search for.

Parameters

element: ParameterInfo

The parameter to inspect.

inherit: Boolean

true to inspect the ancestors of element; otherwise, false.

Returns

IEnumerable<T>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes<T>(MemberInfo, Boolean)

Retrieves a collection of custom attributes of a specified type that are applied to a specified member, and optionally inspects the ancestors of that member.

public:
generic <typename T>
 where T : Attribute[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<T> ^ GetCustomAttributes(System::Reflection::MemberInfo ^ element, bool inherit);

public static System.Collections.Generic.IEnumerable<T> GetCustomAttributes<T> (this System.Reflection.MemberInfo element, bool inherit) where T : Attribute;

static member GetCustomAttributes : System.Reflection.MemberInfo * bool -> seq<'T (requires 'T :> Attribute)> (requires 'T :> Attribute)

<Extension()>
Public Function GetCustomAttributes(Of T As Attribute) (element As MemberInfo, inherit As Boolean) As IEnumerable(Of T)

Type Parameters

T

The type of attribute to search for.

Parameters

element: MemberInfo

The member to inspect.

inherit: Boolean

true to inspect the ancestors of element; otherwise, false.

Returns

IEnumerable<T>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes<T>(ParameterInfo)

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

public:
generic <typename T>
 where T : Attribute[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<T> ^ GetCustomAttributes(System::Reflection::ParameterInfo ^ element);

public static System.Collections.Generic.IEnumerable<T> GetCustomAttributes<T> (this System.Reflection.ParameterInfo element) where T : Attribute;

static member GetCustomAttributes : System.Reflection.ParameterInfo -> seq<'T (requires 'T :> Attribute)> (requires 'T :> Attribute)

<Extension()>
Public Function GetCustomAttributes(Of T As Attribute) (element As ParameterInfo) As IEnumerable(Of T)

Type Parameters

T

The type of attribute to search for.

Parameters

element: ParameterInfo

The parameter to inspect.

Returns

IEnumerable<T>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes<T>(MemberInfo)

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

public:
generic <typename T>
 where T : Attribute[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<T> ^ GetCustomAttributes(System::Reflection::MemberInfo ^ element);

public static System.Collections.Generic.IEnumerable<T> GetCustomAttributes<T> (this System.Reflection.MemberInfo element) where T : Attribute;

static member GetCustomAttributes : System.Reflection.MemberInfo -> seq<'T (requires 'T :> Attribute)> (requires 'T :> Attribute)

<Extension()>
Public Function GetCustomAttributes(Of T As Attribute) (element As MemberInfo) As IEnumerable(Of T)

Type Parameters

T

The type of attribute to search for.

Parameters

element: MemberInfo

The member to inspect.

Returns

IEnumerable<T>

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

Exceptions

ArgumentNullException

element is null.

NotSupportedException

element is not a constructor, method, property, event, type, or field.

TypeLoadException

A custom attribute type cannot be loaded.

GetCustomAttributes<T>(Assembly)

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

public:
generic <typename T>
 where T : Attribute[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<T> ^ GetCustomAttributes(System::Reflection::Assembly ^ element);

public static System.Collections.Generic.IEnumerable<T> GetCustomAttributes<T> (this System.Reflection.Assembly element) where T : Attribute;

static member GetCustomAttributes : System.Reflection.Assembly -> seq<'T (requires 'T :> Attribute)> (requires 'T :> Attribute)

<Extension()>
Public Function GetCustomAttributes(Of T As Attribute) (element As Assembly) As IEnumerable(Of T)

Type Parameters

T

The type of attribute to search for.

Parameters

element: Assembly

The assembly to inspect.

Returns

IEnumerable<T>

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

Exceptions

ArgumentNullException

element is null.

GetCustomAttributes<T>(Module)

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

public:
generic <typename T>
 where T : Attribute[System::Runtime::CompilerServices::Extension]
 static System::Collections::Generic::IEnumerable<T> ^ GetCustomAttributes(System::Reflection::Module ^ element);

public static System.Collections.Generic.IEnumerable<T> GetCustomAttributes<T> (this System.Reflection.Module element) where T : Attribute;

static member GetCustomAttributes : System.Reflection.Module -> seq<'T (requires 'T :> Attribute)> (requires 'T :> Attribute)

<Extension()>
Public Function GetCustomAttributes(Of T As Attribute) (element As Module) As IEnumerable(Of T)

Type Parameters

T

The type of attribute to search for.

Parameters

element: Module

The module to inspect.

Returns

IEnumerable<T>

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

Exceptions

ArgumentNullException

element is null.