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VB.NET Type.GetMethod方法代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了VB.NET中System.Type.GetMethod方法的典型用法代码示例。如果您正苦于以下问题:VB.NET Type.GetMethod方法的具体用法?VB.NET Type.GetMethod怎么用?VB.NET Type.GetMethod使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Type的用法示例。



在下文中一共展示了Type.GetMethod方法的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: Program

' 导入命名空间
Imports System.Reflection
Imports System.Runtime.InteropServices

Class Program

    ' Methods to get:
    
    Public Overloads Sub MethodA(ByVal i As Integer, ByVal l As Long)

    End Sub

    Public Overloads Sub MethodA(ByVal i() As Integer)

    End Sub

    Public Overloads Sub MethodA(ByRef r As Integer)

    End Sub

    ' Method that takes an integer and an out parameter. Note that an
    ' Imports reference is needed to System.Runtime.InteropServices
    ' for the <OutAttribute>, which can be shortened to <Out>.
    Public Overloads Sub MethodA(ByVal i As Integer, <Out()> ByRef o As Integer)
        o = 100
    End Sub

    Public Shared Sub Main(ByVal args() As String)
        Dim mInfo As MethodInfo

        ' Get MethodA(ByVal i As Integer, ByVal l As Long)
        mInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance, _
            Nothing, _
            CallingConventions.Any, _
            New Type() {GetType(System.Int32), _
            GetType(System.Int64)}, _
            Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get  MethodA(ByVal i() As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance, _
            Nothing, _
            CallingConventions.Any, _
            New Type() {GetType(System.Int32())}, _
            Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(ByRef r As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", _
        BindingFlags.Public Or BindingFlags.Instance, _
        Nothing, _
        CallingConventions.Any, _
        New Type() {GetType(System.Int32).MakeByRefType}, _
        Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(ByVal i As Integer, <Out()> ByRef o As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", _
        BindingFlags.Public Or BindingFlags.Instance, _
        Nothing, _
        CallingConventions.Any, _
        New Type() {GetType(System.Int32), GetType(System.Int32).MakeByRefType}, _
        Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

    End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System,代码行数:69,代码来源:Type.GetMethod


示例2: Program

' 导入命名空间
Imports System.Reflection
Imports System.Runtime.InteropServices

Class Program

    ' Methods to get:
    
    Public Overloads Sub MethodA(ByVal i As Integer, ByVal l As Long)

    End Sub

    Public Overloads Sub MethodA(ByVal i() As Integer)

    End Sub

    Public Overloads Sub MethodA(ByRef r As Integer)

    End Sub

    ' Method that takes an out parameter. Note that an Imports
    ' reference is needed to System.Runtime.InteropServices 
    ' for the <OutAttribute>, which can be shortened to <Out>.
    Public Overloads Sub MethodA(ByVal i As Integer, <Out()> ByRef o As Integer)
        o = 100
    End Sub

    Public Shared Sub Main(ByVal args() As String)
        Dim mInfo As MethodInfo

        ' Get MethodA(ByVal i As Integer, ByVal l As Long)
        mInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance, _
            Nothing, _
            New Type() {GetType(System.Int32), _
            GetType(System.Int64)}, _
            Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(ByVal i() As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance, _
            Nothing, _
            New Type() {GetType(System.Int32())}, _
            Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(ByRef r As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance, _
            Nothing, _
            New Type() {GetType(System.Int32).MakeByRefType}, _
            Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(ByVal i As Integer, <Out()> ByRef o As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance, _
            Nothing, _
            New Type() {GetType(System.Int32), GetType(System.Int32).MakeByRefType}, _
            Nothing)
        Console.WriteLine("Found method: {0}", mInfo)

    End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System,代码行数:65,代码来源:Type.GetMethod


示例3: Program

' 导入命名空间
Imports System.Reflection
Imports System.Runtime.InteropServices

Class Program

    ' Methods to get:

    Public Overloads Sub MethodA(ByVal i As Integer, ByVal l As Long)

    End Sub

    Public Overloads Sub MethodA(ByVal i() As Integer)

    End Sub

    Public Overloads Sub MethodA(ByRef r As Integer)

    End Sub

    ' Method that takes an out parameter. Note that an Imports
    ' reference is needed to System.Runtime.InteropServices 
    ' for the <OutAttribute>, which can be shortened to <Out>.
    Public Overloads Sub MethodA(ByVal i As Integer, <Out()> ByRef o As Integer)
        o = 100
    End Sub

    Public Shared Sub Main(ByVal args() As String)
        Dim mInfo As MethodInfo

        ' Get MethodA(i As Integer i, l As Long)
        mInfo = GetType(Program).GetMethod("MethodA", New Type() {GetType(Integer), GetType(Long)})
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get  MethodA(i As Integer())
        mInfo = GetType(Program).GetMethod("MethodA", New Type() {GetType(Integer())})
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(ByRef r As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", New Type() {GetType(Integer).MakeByRefType})
        Console.WriteLine("Found method: {0}", mInfo)

        ' Get MethodA(i As Integer, ByRef r As Integer)
        mInfo = GetType(Program).GetMethod("MethodA", New Type() {GetType(Integer), _
            GetType(Integer).MakeByRefType})
        Console.WriteLine("Found method: {0}", mInfo)

    End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System,代码行数:49,代码来源:Type.GetMethod


示例4: Example

' 导入命名空间
Imports System.Collections
Imports System.Collections.Generic
Imports System.Reflection

Module Example
   Public Sub Main()
      ' Get a Type object that represents a non-generic type.
      GetAddMethod(GetType(ArrayList))
      
      Dim list As New List(Of String)()
      ' Get a Type object that represents a constructed generic type.
      Dim closed As Type = list.GetType()
      GetAddMethod(closed)
      
      ' Get a Type object that represents an open generic type.
      Dim open As Type = GetType(List(Of))
      GetAddMethod(open)
   End Sub
   
   Private Sub GetAddMethod(typ As Type)
      Dim method As MethodInfo
      ' Determine if this is a generic type.
      If typ.IsGenericType Then
         ' Is it an open generic type?
         If typ.ContainsGenericParameters Then
            method = typ.GetMethod("Add", typ.GetGenericArguments())
         ' Get closed generic type arguments.
         Else
            method = typ.GetMethod("Add", typ.GenericTypeArguments)
         End If
      ' This is not a generic type.
      Else
         method = typ.GetMethod("Add", { GetType(Object) } )
      End If
      ' Test if an Add method was found.
      If method Is Nothing Then 
         Console.WriteLine("No Add method found.")
         Exit Sub
      End If   

      Dim t As Type = method.ReflectedType
      Console.Write("{0}.{1}.{2}(", t.Namespace, t.Name, method.Name)
      Dim params() As ParameterInfo = method.GetParameters()
      For ctr As Integer = 0 To params.Length - 1
         Console.Write("{0}{1}", params(ctr).ParameterType.Name, 
                       If(ctr < params.Length - 1, ", ", ""))
      Next
      Console.WriteLine(")")
   End Sub
End Module
开发者ID:VB.NET开发者,项目名称:System,代码行数:51,代码来源:Type.GetMethod

输出:

System.Collections.ArrayList.Add(Object)
System.Collections.Generic.List`1.Add(String)
System.Collections.Generic.List`1.Add(T)


示例5: Program

' 导入命名空间
Imports System.Reflection

Class Program

    ' Method to get:
    Public Sub MethodA()
    End Sub


    Public Shared Sub Main(ByVal args() As String)

        ' Get MethodA()
        Dim mInfo As MethodInfo = GetType(Program).GetMethod("MethodA", _
            BindingFlags.Public Or BindingFlags.Instance)
        Console.WriteLine("Found method: {0}", mInfo)

    End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System,代码行数:19,代码来源:Type.GetMethod


示例6: TestClass

' 导入命名空间
Imports System.Reflection

Public Class TestClass
   Public Sub DisplayValue(s As String)
      Console.WriteLine(s)
   End Sub
   
   Public Sub DisplayValue(s As String, ParamArray values() As Object)
      Console.WriteLine(s, values)
   End Sub
   
   Public Overloads Shared Function Equals(t1 As TestClass, t2 As TestClass) As Boolean
      Return Object.ReferenceEquals(t1, t2)
   End Function
   
   Public Overloads Function Equals(t As TestClass) As Boolean
      Return Object.ReferenceEquals(Me, t)
   End Function          
End Class

Module Example
   Public Sub Main()
      Dim t As Type = GetType(TestClass)
      
      RetrieveMethod(t, "DisplayValue", BindingFlags.Public Or BindingFlags.Instance)

      RetrieveMethod(t, "Equals", BindingFlags.Public Or BindingFlags.Instance)
      
      RetrieveMethod(t, "Equals", BindingFlags.Public Or BindingFlags.Instance Or BindingFlags.DeclaredOnly)
      
      RetrieveMethod(t, "Equals", BindingFlags.Public Or BindingFlags.Static)
   End Sub
   
   Public Sub RetrieveMethod(t As Type, name As String, flags As BindingFlags)
      Try
         Dim m As MethodInfo = t.GetMethod(name, flags)
         If m IsNot Nothing Then
            Console.Write("{0}.{1}(", t.Name, m.Name)
           Dim parms() As ParameterInfo = m.GetParameters()
            For ctr As Integer = 0 To parms.Length - 1
               Console.Write(parms(ctr).ParameterType.Name)
               if ctr < parms.Length - 1 Then 
                  Console.Write(", ")
               End If      
            Next
            Console.WriteLine(")")
         Else
            Console.WriteLine("Method not found")
         End If
      Catch e As AmbiguousMatchException
         Console.WriteLine("The following duplicate matches were found:")
         Dim methods() As MethodInfo = t.GetMethods(flags)
         For Each method In methods
            If method.Name <> name Then Continue For

            Console.Write("   {0}.{1}(", t.Name, method.Name)
            Dim parms() As ParameterInfo = method.GetParameters()
            For ctr As Integer = 0 To parms.Length - 1
               Console.Write(parms(ctr).ParameterType.Name)
               if ctr < parms.Length - 1 Then 
                  Console.Write(", ")
               End If      
            Next
            Console.WriteLine(")")
         Next 
      End Try         
      Console.WriteLine()
   End Sub
End Module
开发者ID:VB.NET开发者,项目名称:System,代码行数:70,代码来源:Type.GetMethod

输出:

The following duplicate matches were found:
TestClass.DisplayValue(String)
TestClass.DisplayValue(String, Object[])

The following duplicate matches were found:
TestClass.Equals(TestClass)
TestClass.Equals(Object)

TestClass.Equals(TestClass)

TestClass.Equals(TestClass, TestClass)


示例7: Program

' 导入命名空间
Imports System.Reflection

Class Program

    ' Method to get:
    Public Sub MethodA()
    End Sub


    Public Shared Sub Main(ByVal args() As String)

        ' Get MethodA()
        Dim mInfo As MethodInfo = GetType(Program).GetMethod("MethodA")
        Console.WriteLine("Found method: {0}", mInfo)

    End Sub
End Class
开发者ID:VB.NET开发者,项目名称:System,代码行数:18,代码来源:Type.GetMethod


示例8: Person

' 导入命名空间
Imports System.Reflection

Public Class Person
   Public FirstName As String
   Public LastName As String
   
   Public Overrides Function ToString() As String
      Return (FirstName + " " + LastName).Trim()
   End Function
End Class

Module Example
   Public Sub Main()
      Dim t As Type = GetType(Person)
      RetrieveMethod(t, "ToString")
      
      t = GetType(Int32)
      RetrieveMethod(t, "ToString")
   End Sub
   
   Private Sub RetrieveMethod(t As Type, name As String)   
      Try
         Dim m As MethodInfo = t.GetMethod(name)
         If m IsNot Nothing Then
            Console.WriteLine("{0}.{1}: {2} method", m.ReflectedType.Name,
                              m.Name, If(m.IsStatic, "Static", "Instance"))    
         Else
            Console.WriteLine("{0}.ToString method not found", t.Name)
         End If   
      Catch e As AmbiguousMatchException
         Console.WriteLine("{0}.{1} has multiple public overloads.", 
                           t.Name, name)
      End Try
   End Sub
End Module
开发者ID:VB.NET开发者,项目名称:System,代码行数:36,代码来源:Type.GetMethod

输出:

Person.ToString: Instance method
Int32.ToString has multiple public overloads.


示例9: MainClass

' 导入命名空间
Imports System
Imports System.Reflection

 
Public Class MainClass

    Shared Sub Main(  )
         Dim theMathType As Type = Type.GetType("System.Math")

         Dim paramTypes(0) As Type
         paramTypes(0) = Type.GetType("System.Double")

         Dim ConsineInfo As MethodInfo = _
             theMathType.GetMethod("Sin", paramTypes)

         Dim parameters(0) As Object
         parameters(0) = 45 * (Math.PI / 180)
         Dim returnVal As Object

         returnVal = ConsineInfo.Invoke(theMathType, parameters)
         Console.WriteLine("The sine of a 45 degree angle is {0}", _
             returnVal)
    End Sub
  
End Class
开发者ID:VB程序员,项目名称:System,代码行数:26,代码来源:Type.GetMethod



注:本文中的System.Type.GetMethod方法示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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