FieldBuilder.Name FieldBuilder.Name FieldBuilder.Name FieldBuilder.Name Property

定義

このフィールドの名前を示します。Indicates the name of this field. このプロパティは読み取り専用です。This property is read-only.

public:
 virtual property System::String ^ Name { System::String ^ get(); };
public override string Name { get; }
member this.Name : string
Public Overrides ReadOnly Property Name As String

プロパティ値

このフィールドの名前を格納している StringA String containing the name of this field.

注釈

次のコードサンプルは、のName使用方法を示しています。The following code sample illustrates the use of Name.

using System;
using System.Reflection;
using System.Reflection.Emit;

public class FieldBuilder_Sample
{
   private static Type CreateType()
   {
      // Create an assembly.
      AssemblyName assemName = new AssemblyName();
      assemName.Name = "DynamicAssembly";
      AssemblyBuilder assemBuilder =
                     AssemblyBuilder.DefineDynamicAssembly(assemName, AssemblyBuilderAccess.Run);
      // Create a dynamic module in Dynamic Assembly.
      ModuleBuilder modBuilder = assemBuilder.DefineDynamicModule("DynamicModule");
      // Define a public class named "DynamicClass" in the assembly.
      TypeBuilder typBuilder = modBuilder.DefineType("DynamicClass", TypeAttributes.Public);

      // Define a private String field named "DynamicField" in the type.
      FieldBuilder fldBuilder = typBuilder.DefineField("DynamicField",
          typeof(string), FieldAttributes.Private | FieldAttributes.Static);
      // Create the constructor.
      Type[] constructorArgs = { typeof(String) };
      ConstructorBuilder constructor = typBuilder.DefineConstructor(
         MethodAttributes.Public, CallingConventions.Standard, constructorArgs);
      ILGenerator constructorIL = constructor.GetILGenerator();
      constructorIL.Emit(OpCodes.Ldarg_0);
      ConstructorInfo superConstructor = typeof(Object).GetConstructor(new Type[0]);
      constructorIL.Emit(OpCodes.Call, superConstructor);
      constructorIL.Emit(OpCodes.Ldarg_0);
      constructorIL.Emit(OpCodes.Ldarg_1);
      constructorIL.Emit(OpCodes.Stfld, fldBuilder);
      constructorIL.Emit(OpCodes.Ret);

      // Create the DynamicMethod method.
      MethodBuilder methBuilder= typBuilder.DefineMethod("DynamicMethod",
                           MethodAttributes.Public,typeof(String),null);
      ILGenerator methodIL = methBuilder.GetILGenerator();
      methodIL.Emit(OpCodes.Ldarg_0);
      methodIL.Emit(OpCodes.Ldfld, fldBuilder);
      methodIL.Emit(OpCodes.Ret);

      Console.WriteLine($"Name               : {fldBuilder.Name}");
      Console.WriteLine($"DeclaringType      : {fldBuilder.DeclaringType}");
      Console.WriteLine($"Type               : {fldBuilder.FieldType}");
      return typBuilder.CreateType();
   }

   public static void Main()
   {
      Type dynType = CreateType();
      try
      {
         // Create an instance of the "HelloWorld" class.
         Object helloWorld = Activator.CreateInstance(dynType, new Object[] { "HelloWorld" });
         // Invoke the "DynamicMethod" method of the "DynamicClass" class.
         Object obj  = dynType.InvokeMember("DynamicMethod",
                        BindingFlags.InvokeMethod, null, helloWorld, null);
         Console.WriteLine($"DynamicClass.DynamicMethod returned: \"{obj}\"");
      }
      catch(MethodAccessException e)
      {
         Console.WriteLine($"{e.GetType().Name}: {e.Message}");
      }
  }
}
Imports System.Reflection
Imports System.Reflection.Emit

Public Module FieldBuilder_Sample
   Private Function CreateType() As Type
      ' Create an assembly.
      Dim assemName As New AssemblyName()
      assemName.Name = "DynamicAssembly"
      Dim assemBuilder As AssemblyBuilder = AssemblyBuilder.DefineDynamicAssembly(assemName,
                                                AssemblyBuilderAccess.Run)
      ' Create a dynamic module in Dynamic Assembly.
      Dim modBuilder As ModuleBuilder = assemBuilder.DefineDynamicModule("DynamicModule")
      ' Define a public class named "DynamicClass" in the assembly.
      Dim typBuilder As TypeBuilder = modBuilder.DefineType("DynamicClass", 
                                          TypeAttributes.Public)
      ' Define a private String field named "DynamicField" in the type.
      Dim fldBuilder As FieldBuilder = typBuilder.DefineField("DynamicField",
                  GetType(String), FieldAttributes.Private Or FieldAttributes.Static)
      ' Create the constructor.
      Dim constructorArgs As Type() = {GetType(String)}
      Dim constructor As ConstructorBuilder = 
                  typBuilder.DefineConstructor(MethodAttributes.Public, 
                           CallingConventions.Standard, constructorArgs)
      Dim constructorIL As ILGenerator = constructor.GetILGenerator()
      constructorIL.Emit(OpCodes.Ldarg_0)
      Dim superConstructor As ConstructorInfo = GetType(Object).GetConstructor(New Type() {})
      constructorIL.Emit(OpCodes.Call, superConstructor)
      constructorIL.Emit(OpCodes.Ldarg_0)
      constructorIL.Emit(OpCodes.Ldarg_1)
      constructorIL.Emit(OpCodes.Stfld, fldBuilder)
      constructorIL.Emit(OpCodes.Ret)

      ' Create the DynamicMethod method.
      Dim methBuilder As MethodBuilder = typBuilder.DefineMethod("DynamicMethod", 
                        MethodAttributes.Public, GetType(String), Nothing)
      Dim methodIL As ILGenerator = methBuilder.GetILGenerator()
      methodIL.Emit(OpCodes.Ldarg_0)
      methodIL.Emit(OpCodes.Ldfld, fldBuilder)
      methodIL.Emit(OpCodes.Ret)

      Console.WriteLine($"Name               : {fldBuilder.Name}")
      Console.WriteLine($"DeclaringType      : {fldBuilder.DeclaringType}")
      Console.WriteLine($"Type               : {fldBuilder.FieldType}")
      Return typBuilder.CreateType()
   End Function 

   Public Sub Main()
      Dim dynType As Type = CreateType()
      Try  
        ' Create an instance of the "HelloWorld" class.
         Dim helloWorld As Object = Activator.CreateInstance(dynType, New Object() {"HelloWorld"})
         ' Invoke the "DynamicMethod" method of the "DynamicClass" class.
         Dim obj As Object = dynType.InvokeMember("DynamicMethod", 
                  BindingFlags.InvokeMethod, Nothing, helloWorld, Nothing)
         Console.WriteLine($"DynamicClass.DynamicMethod returned: ""{obj}""")
      Catch e As MethodAccessException
            Console.WriteLine($"{e.GetType().Name}: {e.Message}")
      End Try
   End Sub 
End Module

適用対象