SpecialType Enum
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Specifies the Ids of special runtime types.
public enum class SpecialTypepublic enum SpecialTypetype SpecialType = Public Enum SpecialType- Inheritance
-
SpecialType
Fields
| Name | Value | Description |
|---|---|---|
| None | 0 | Indicates a non-special type (default value). |
| System_Object | 1 | Indicates that the type is Object. |
| System_Enum | 2 | Indicates that the type is Enum. |
| System_MulticastDelegate | 3 | Indicates that the type is MulticastDelegate. |
| System_Delegate | 4 | Indicates that the type is Delegate. |
| System_ValueType | 5 | Indicates that the type is ValueType. |
| System_Void | 6 | Indicates that the type is Void. |
| System_Boolean | 7 | Indicates that the type is Boolean. |
| System_Char | 8 | Indicates that the type is Char. |
| System_SByte | 9 | Indicates that the type is SByte. |
| System_Byte | 10 | Indicates that the type is Byte. |
| System_Int16 | 11 | Indicates that the type is Int16. |
| System_UInt16 | 12 | Indicates that the type is UInt16. |
| System_Int32 | 13 | Indicates that the type is Int32. |
| System_UInt32 | 14 | Indicates that the type is UInt32. |
| System_Int64 | 15 | Indicates that the type is Int64. |
| System_UInt64 | 16 | Indicates that the type is UInt64. |
| System_Decimal | 17 | Indicates that the type is Decimal. |
| System_Single | 18 | Indicates that the type is Single. |
| System_Double | 19 | Indicates that the type is Double. |
| System_String | 20 | Indicates that the type is String. |
| System_IntPtr | 21 | Indicates that the type is IntPtr. |
| System_UIntPtr | 22 | Indicates that the type is UIntPtr. |
| System_Array | 23 | Indicates that the type is Array. |
| System_Collections_IEnumerable | 24 | Indicates that the type is IEnumerable. |
| System_Collections_Generic_IEnumerable_T | 25 | Indicates that the type is IEnumerable<T>. |
| System_Collections_Generic_IList_T | 26 | Indicates that the type is IList<T>. |
| System_Collections_Generic_ICollection_T | 27 | Indicates that the type is ICollection<T>. |
| System_Collections_IEnumerator | 28 | Indicates that the type is IEnumerator. |
| System_Collections_Generic_IEnumerator_T | 29 | Indicates that the type is IEnumerator<T>. |
| System_Collections_Generic_IReadOnlyList_T | 30 | Indicates that the type is IReadOnlyList<T>. |
| System_Collections_Generic_IReadOnlyCollection_T | 31 | Indicates that the type is IReadOnlyCollection<T>. |
| System_Nullable_T | 32 | Indicates that the type is Nullable<T>. |
| System_DateTime | 33 | Indicates that the type is DateTime. |
| System_Runtime_CompilerServices_IsVolatile | 34 | Indicates that the type is IsVolatile. |
| System_IDisposable | 35 | Indicates that the type is IDisposable. |
| System_TypedReference | 36 | Indicates that the type is TypedReference. |
| System_ArgIterator | 37 | Indicates that the type is ArgIterator. |
| System_RuntimeArgumentHandle | 38 | Indicates that the type is RuntimeArgumentHandle. |
| System_RuntimeFieldHandle | 39 | Indicates that the type is RuntimeFieldHandle. |
| System_RuntimeMethodHandle | 40 | Indicates that the type is RuntimeMethodHandle. |
| System_RuntimeTypeHandle | 41 | Indicates that the type is RuntimeTypeHandle. |
| System_IAsyncResult | 42 | Indicates that the type is IAsyncResult. |
| System_AsyncCallback | 43 | Indicates that the type is AsyncCallback. |
| System_Runtime_CompilerServices_RuntimeFeature | 44 | Indicates that the type is System.Runtime.CompilerServices.RuntimeFeature. |
| System_Runtime_CompilerServices_PreserveBaseOverridesAttribute | 45 | An attribute that is placed on each method with a 'methodimpl" aka ".override" in metadata. |
| Count | 46 | Count of special types. This is not a count of enum members. |
| System_Runtime_CompilerServices_InlineArrayAttribute | 46 | An attribute that is placed on an inline array type. |
Remarks
Only types explicitly mentioned in "Co-located core types" spec (https://github.com/dotnet/roslyn/blob/main/docs/compilers/Co-located%20core%20types.md) can be in this enum. The following things should be in sync: 1) SpecialType enum 2) names in SpecialTypes.EmittedNames array.
