TypeBuilder.MakeArrayType 方法
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
傳回代表目前類型之陣列的 Type 物件。
多載
MakeArrayType(Int32) |
傳回 Type 物件,代表由目前類型組成且為指定維度個數的陣列。 |
MakeArrayType() |
傳回 Type 物件,代表由目前類型組成的一維陣列,其下限為零。 |
MakeArrayType(Int32)
傳回 Type 物件,代表由目前類型組成且為指定維度個數的陣列。
public:
override Type ^ MakeArrayType(int rank);
public override Type MakeArrayType (int rank);
override this.MakeArrayType : int -> Type
Public Overrides Function MakeArrayType (rank As Integer) As Type
參數
- rank
- Int32
陣列的維度數目。
傳回
Type 物件,代表目前類型的一維陣列。
例外狀況
rank
不是有效的陣列維度。
範例
下列程式代碼範例會建立動態模組、名為 Sample
的抽象類型,以及名為 TestMethod
的抽象方法。
TestMethod
ref
採用 Visual Basic) 類型的Sample
參數 (ByRef
、型Sample
別的指標,以及類型的Sample
陣列。 它會傳回 類型的 Sample
二維陣列。 此程式代碼範例會將動態模組儲存至磁碟,因此您可以使用 Ildasm.exe (IL 反組譯程式) 加以檢查。
using System;
using System.Reflection;
using System.Reflection.Emit;
using Microsoft.VisualBasic;
public class Example
{
public static void Main()
{
// Define a dynamic assembly to contain the sample type. The
// assembly will not be run, but only saved to disk, so
// AssemblyBuilderAccess.Save is specified.
//
AppDomain myDomain = AppDomain.CurrentDomain;
AssemblyName myAsmName = new AssemblyName("MakeXxxTypeExample");
AssemblyBuilder myAssembly = myDomain.DefineDynamicAssembly(
myAsmName,
AssemblyBuilderAccess.Save);
// An assembly is made up of executable modules. For a single-
// module assembly, the module name and file name are the same
// as the assembly name.
//
ModuleBuilder myModule = myAssembly.DefineDynamicModule(
myAsmName.Name,
myAsmName.Name + ".dll");
// Define the sample type.
TypeBuilder myType = myModule.DefineType(
"Sample",
TypeAttributes.Public | TypeAttributes.Abstract);
// Define a method that takes a ref argument of type Sample,
// a pointer to type Sample, and an array of Sample objects. The
// method returns a two-dimensional array of Sample objects.
//
// To create this method, you need Type objects that represent the
// parameter types and the return type. Use the MakeByRefType,
// MakePointerType, and MakeArrayType methods to create the Type
// objects.
//
Type byRefMyType = myType.MakeByRefType();
Type pointerMyType = myType.MakePointerType();
Type arrayMyType = myType.MakeArrayType();
Type twoDimArrayMyType = myType.MakeArrayType(2);
// Create the array of parameter types.
Type[] parameterTypes = {byRefMyType, pointerMyType, arrayMyType};
// Define the abstract Test method. After you have compiled
// and run this code example code, you can use ildasm.exe
// to open MakeXxxTypeExample.dll, examine the Sample type,
// and verify the parameter types and return type of the
// TestMethod method.
//
MethodBuilder myMethodBuilder = myType.DefineMethod(
"TestMethod",
MethodAttributes.Abstract | MethodAttributes.Virtual
| MethodAttributes.Public,
twoDimArrayMyType,
parameterTypes);
// Create the type and save the assembly. For a single-file
// assembly, there is only one module to store the manifest
// information in.
//
myType.CreateType();
myAssembly.Save(myAsmName.Name + ".dll");
}
}
Imports System.Reflection
Imports System.Reflection.Emit
Public Class Example
Public Shared Sub Main()
' Define a dynamic assembly to contain the sample type. The
' assembly will not be run, but only saved to disk, so
' AssemblyBuilderAccess.Save is specified.
'
Dim myDomain As AppDomain = AppDomain.CurrentDomain
Dim myAsmName As New AssemblyName("MakeXxxTypeExample")
Dim myAssembly As AssemblyBuilder = myDomain.DefineDynamicAssembly( _
myAsmName, _
AssemblyBuilderAccess.Save)
' An assembly is made up of executable modules. For a single-
' module assembly, the module name and file name are the same
' as the assembly name.
'
Dim myModule As ModuleBuilder = myAssembly.DefineDynamicModule( _
myAsmName.Name, _
myAsmName.Name & ".dll")
' Define the sample type.
Dim myType As TypeBuilder = myModule.DefineType( _
"Sample", _
TypeAttributes.Public Or TypeAttributes.Abstract)
' Define a method that takes a ByRef argument of type Sample,
' a pointer to type Sample, and an array of Sample objects. The
' method returns a two-dimensional array of Sample objects.
'
' To create this method, you need Type objects that represent the
' parameter types and the return type. Use the MakeByRefType,
' MakePointerType, and MakeArrayType methods to create the Type
' objects.
'
Dim byRefMyType As Type = myType.MakeByRefType
Dim pointerMyType As Type = myType.MakePointerType
Dim arrayMyType As Type = myType.MakeArrayType
Dim twoDimArrayMyType As Type = myType.MakeArrayType(2)
' Create the array of parameter types.
Dim parameterTypes() As Type = _
{byRefMyType, pointerMyType, arrayMyType}
' Define the abstract Test method. After you have compiled
' and run this code example code, you can use ildasm.exe
' to open MakeXxxTypeExample.dll, examine the Sample type,
' and verify the parameter types and return type of the
' TestMethod method.
'
Dim myMethodBuilder As MethodBuilder = myType.DefineMethod( _
"TestMethod", _
MethodAttributes.Abstract Or MethodAttributes.Virtual _
Or MethodAttributes.Public, _
twoDimArrayMyType, _
parameterTypes)
' Create the type and save the assembly. For a single-file
' assembly, there is only one module to store the manifest
' information in.
'
myType.CreateType()
myAssembly.Save(myAsmName.Name & ".dll")
End Sub
End Class
備註
方法 MakeArrayType 提供一種方式來產生具有任何可能專案類型的數位類型,包括泛型型別。
另請參閱
適用於
MakeArrayType()
傳回 Type 物件,代表由目前類型組成的一維陣列,其下限為零。
public:
override Type ^ MakeArrayType();
public override Type MakeArrayType ();
override this.MakeArrayType : unit -> Type
Public Overrides Function MakeArrayType () As Type
傳回
代表一維陣列類型的 Type 物件,其項目類型是目前的類型,下限為零。
範例
下列程式代碼範例會建立動態模組、名為 Sample
的抽象類型,以及名為 TestMethod
的抽象方法。
TestMethod
ref
採用 Visual Basic) 類型的Sample
參數 (ByRef
、型Sample
別的指標,以及類型的Sample
陣列。 它會傳回 類型的 Sample
二維陣列。 此程式代碼範例會將動態模組儲存至磁碟,因此您可以使用 Ildasm.exe (IL 反組譯程式) 加以檢查。
using System;
using System.Reflection;
using System.Reflection.Emit;
using Microsoft.VisualBasic;
public class Example
{
public static void Main()
{
// Define a dynamic assembly to contain the sample type. The
// assembly will not be run, but only saved to disk, so
// AssemblyBuilderAccess.Save is specified.
//
AppDomain myDomain = AppDomain.CurrentDomain;
AssemblyName myAsmName = new AssemblyName("MakeXxxTypeExample");
AssemblyBuilder myAssembly = myDomain.DefineDynamicAssembly(
myAsmName,
AssemblyBuilderAccess.Save);
// An assembly is made up of executable modules. For a single-
// module assembly, the module name and file name are the same
// as the assembly name.
//
ModuleBuilder myModule = myAssembly.DefineDynamicModule(
myAsmName.Name,
myAsmName.Name + ".dll");
// Define the sample type.
TypeBuilder myType = myModule.DefineType(
"Sample",
TypeAttributes.Public | TypeAttributes.Abstract);
// Define a method that takes a ref argument of type Sample,
// a pointer to type Sample, and an array of Sample objects. The
// method returns a two-dimensional array of Sample objects.
//
// To create this method, you need Type objects that represent the
// parameter types and the return type. Use the MakeByRefType,
// MakePointerType, and MakeArrayType methods to create the Type
// objects.
//
Type byRefMyType = myType.MakeByRefType();
Type pointerMyType = myType.MakePointerType();
Type arrayMyType = myType.MakeArrayType();
Type twoDimArrayMyType = myType.MakeArrayType(2);
// Create the array of parameter types.
Type[] parameterTypes = {byRefMyType, pointerMyType, arrayMyType};
// Define the abstract Test method. After you have compiled
// and run this code example code, you can use ildasm.exe
// to open MakeXxxTypeExample.dll, examine the Sample type,
// and verify the parameter types and return type of the
// TestMethod method.
//
MethodBuilder myMethodBuilder = myType.DefineMethod(
"TestMethod",
MethodAttributes.Abstract | MethodAttributes.Virtual
| MethodAttributes.Public,
twoDimArrayMyType,
parameterTypes);
// Create the type and save the assembly. For a single-file
// assembly, there is only one module to store the manifest
// information in.
//
myType.CreateType();
myAssembly.Save(myAsmName.Name + ".dll");
}
}
Imports System.Reflection
Imports System.Reflection.Emit
Public Class Example
Public Shared Sub Main()
' Define a dynamic assembly to contain the sample type. The
' assembly will not be run, but only saved to disk, so
' AssemblyBuilderAccess.Save is specified.
'
Dim myDomain As AppDomain = AppDomain.CurrentDomain
Dim myAsmName As New AssemblyName("MakeXxxTypeExample")
Dim myAssembly As AssemblyBuilder = myDomain.DefineDynamicAssembly( _
myAsmName, _
AssemblyBuilderAccess.Save)
' An assembly is made up of executable modules. For a single-
' module assembly, the module name and file name are the same
' as the assembly name.
'
Dim myModule As ModuleBuilder = myAssembly.DefineDynamicModule( _
myAsmName.Name, _
myAsmName.Name & ".dll")
' Define the sample type.
Dim myType As TypeBuilder = myModule.DefineType( _
"Sample", _
TypeAttributes.Public Or TypeAttributes.Abstract)
' Define a method that takes a ByRef argument of type Sample,
' a pointer to type Sample, and an array of Sample objects. The
' method returns a two-dimensional array of Sample objects.
'
' To create this method, you need Type objects that represent the
' parameter types and the return type. Use the MakeByRefType,
' MakePointerType, and MakeArrayType methods to create the Type
' objects.
'
Dim byRefMyType As Type = myType.MakeByRefType
Dim pointerMyType As Type = myType.MakePointerType
Dim arrayMyType As Type = myType.MakeArrayType
Dim twoDimArrayMyType As Type = myType.MakeArrayType(2)
' Create the array of parameter types.
Dim parameterTypes() As Type = _
{byRefMyType, pointerMyType, arrayMyType}
' Define the abstract Test method. After you have compiled
' and run this code example code, you can use ildasm.exe
' to open MakeXxxTypeExample.dll, examine the Sample type,
' and verify the parameter types and return type of the
' TestMethod method.
'
Dim myMethodBuilder As MethodBuilder = myType.DefineMethod( _
"TestMethod", _
MethodAttributes.Abstract Or MethodAttributes.Virtual _
Or MethodAttributes.Public, _
twoDimArrayMyType, _
parameterTypes)
' Create the type and save the assembly. For a single-file
' assembly, there is only one module to store the manifest
' information in.
'
myType.CreateType()
myAssembly.Save(myAsmName.Name & ".dll")
End Sub
End Class
備註
方法 MakeArrayType 提供一種方式來產生具有任何可能專案類型的數位類型,包括泛型型別。