本文整理匯總了VB.NET中System.Reflection.Emit.ILGenerator.BeginScope方法的典型用法代碼示例。如果您正苦於以下問題:VB.NET ILGenerator.BeginScope方法的具體用法?VB.NET ILGenerator.BeginScope怎麽用?VB.NET ILGenerator.BeginScope使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。
在下文中一共展示了ILGenerator.BeginScope方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: AssemblyName
' Get the current AppDomain.
Dim myAppDomain As AppDomain = AppDomain.CurrentDomain
Dim myAssemblyName As New AssemblyName()
myAssemblyName.Name = "SampleAssembly"
' Create a dynamic assembly 'myAssembly' with access mode 'Run'.
Dim myAssembly As AssemblyBuilder = myAppDomain.DefineDynamicAssembly(myAssemblyName, _
AssemblyBuilderAccess.Run)
' Create a dynamic module 'myModule' in 'myAssembly'.
Dim myModule As ModuleBuilder = myAssembly.DefineDynamicModule("MyDynamicModule", True)
' Define a public class 'MyDynamicClass'.
Dim myTypeBuilder As TypeBuilder = myModule.DefineType("MyDynamicClass", _
TypeAttributes.Public)
' Define a public string field.
Dim myField As FieldBuilder = myTypeBuilder.DefineField("MyDynamicField", GetType(String), _
FieldAttributes.Public)
' Create the constructor.
Dim myConstructorArgs As Type() = {GetType(String)}
Dim myConstructor As ConstructorBuilder = myTypeBuilder.DefineConstructor _
(MethodAttributes.Public, CallingConventions.Standard, myConstructorArgs)
' Generate IL for 'myConstructor'.
Dim myConstructorIL As ILGenerator = myConstructor.GetILGenerator()
' Emit the necessary opcodes.
myConstructorIL.Emit(OpCodes.Ldarg_0)
Dim mySuperConstructor As ConstructorInfo = GetType(Object).GetConstructor(New Type() {})
myConstructorIL.Emit(OpCodes.Call, mySuperConstructor)
myConstructorIL.Emit(OpCodes.Ldarg_0)
myConstructorIL.Emit(OpCodes.Ldarg_1)
myConstructorIL.Emit(OpCodes.Stfld, myField)
myConstructorIL.Emit(OpCodes.Ret)
' Define a dynamic method named 'MyDynamicMethod'.
Dim myMethod As MethodBuilder = myTypeBuilder.DefineMethod("MyDynamicMethod", _
MethodAttributes.Public, GetType(String), Nothing)
' Generate IL for 'myMethod'.
Dim myMethodIL As ILGenerator = myMethod.GetILGenerator()
' Begin the scope for a local variable.
myMethodIL.BeginScope()
Dim myLocalBuilder As LocalBuilder = myMethodIL.DeclareLocal(GetType(Integer))
Console.WriteLine(ControlChars.NewLine + "Trying to access the local variable within" + _
" the scope.")
Console.WriteLine("'myLocalBuilder' type is: {0}", myLocalBuilder.LocalType)
myMethodIL.Emit(OpCodes.Ldstr, "Local value")
myMethodIL.Emit(OpCodes.Stloc_0, myLocalBuilder)
' End the scope of 'myLocalBuilder'.
myMethodIL.EndScope()
' Access the local variable outside the scope.
Console.WriteLine(ControlChars.NewLine + "Trying to access the local variable outside " + _
"the scope:")
myMethodIL.Emit(OpCodes.Stloc_0, myLocalBuilder)
myMethodIL.Emit(OpCodes.Ldloc_0)
myMethodIL.Emit(OpCodes.Ret)
' Create 'MyDynamicClass' class.
Dim myType1 As Type = myTypeBuilder.CreateType()