LogicalMethodInfo.Parameters Vlastnost
Definice
Důležité
Některé informace platí pro předběžně vydaný produkt, který se může zásadně změnit, než ho výrobce nebo autor vydá. Microsoft neposkytuje žádné záruky, výslovné ani předpokládané, týkající se zde uváděných informací.
Získá parametry pro metodu .
public:
property cli::array <System::Reflection::ParameterInfo ^> ^ Parameters { cli::array <System::Reflection::ParameterInfo ^> ^ get(); };
public System.Reflection.ParameterInfo[] Parameters { get; }
member this.Parameters : System.Reflection.ParameterInfo[]
Public ReadOnly Property Parameters As ParameterInfo()
Hodnota vlastnosti
Pole ParameterInfo představující parametry metody.
Příklady
#using <System.Web.Services.dll>
using namespace System;
using namespace System::Reflection;
using namespace System::Web::Services::Protocols;
public ref class MyService
{
public:
int Add( int xValue, int yValue )
{
return (xValue + yValue);
}
};
int main()
{
Type^ myType = MyService::typeid;
MethodInfo^ myMethodInfo = myType->GetMethod( "Add" );
LogicalMethodInfo^ myLogicalMethodInfo = gcnew LogicalMethodInfo( myMethodInfo );
Console::WriteLine( "\nPrinting properties of method : {0}\n", myLogicalMethodInfo );
Console::WriteLine( "\nThe declaring type of the method {0} is :\n", myLogicalMethodInfo->Name );
Console::WriteLine( "\t {0}", myLogicalMethodInfo->DeclaringType );
Console::WriteLine( "\nThe parameters of the method {0} are :\n", myLogicalMethodInfo->Name );
array<ParameterInfo^>^myParameters = myLogicalMethodInfo->Parameters;
for ( int i = 0; i < myParameters->Length; i++ )
{
Console::WriteLine( "\t {0}", String::Concat( myParameters[ i ]->Name, " : ", myParameters[ i ]->ParameterType ) );
}
Console::WriteLine( "\nThe return type of the method {0} is :\n", myLogicalMethodInfo->Name );
Console::WriteLine( "\t {0}", myLogicalMethodInfo->ReturnType );
MyService^ service = gcnew MyService;
Console::WriteLine( "\nInvoking the method {0}\n", myLogicalMethodInfo->Name );
array<Object^>^values = gcnew array<Object^>(2);
values[ 0 ] = 10;
values[ 1 ] = 10;
Console::WriteLine( "\tThe sum of 10 and 10 is : {0}", myLogicalMethodInfo->Invoke( service, values ) );
}
using System;
using System.Reflection;
using System.Security.Permissions;
using System.Web.Services.Protocols;
public class MyService
{
public int Add(int xValue, int yValue)
{
return (xValue + yValue);
}
}
class LogicalMethodInfo_Constructor
{
[PermissionSetAttribute(SecurityAction.Demand, Name="FullTrust")]
static void Run()
{
Type myType = typeof(MyService);
MethodInfo myMethodInfo = myType.GetMethod("Add");
LogicalMethodInfo myLogicalMethodInfo =
new LogicalMethodInfo(myMethodInfo);
Console.WriteLine("\nPrinting properties of method : {0}\n",
myLogicalMethodInfo.ToString());
Console.WriteLine("\nThe declaring type of the method {0} is :\n",
myLogicalMethodInfo.Name);
Console.WriteLine("\t" + myLogicalMethodInfo.DeclaringType);
Console.WriteLine("\nThe parameters of the method {0} are :\n",
myLogicalMethodInfo.Name);
ParameterInfo[] myParameters = myLogicalMethodInfo.Parameters;
for(int i = 0; i < myParameters.Length; i++)
{
Console.WriteLine("\t" + myParameters[i].Name +
" : " + myParameters[i].ParameterType);
}
Console.WriteLine("\nThe return type of the method {0} is :\n",
myLogicalMethodInfo.Name);
Console.WriteLine("\t" + myLogicalMethodInfo.ReturnType);
MyService service = new MyService();
Console.WriteLine("\nInvoking the method {0}\n",
myLogicalMethodInfo.Name);
Console.WriteLine("\tThe sum of 10 and 10 is : {0}",
myLogicalMethodInfo.Invoke(service,
new object[] {10, 10}));
}
static void Main()
{
Run();
}
}
Imports System.Reflection
Imports System.Security.Permissions
Imports System.Web.Services.Protocols
Public Class MyService
Public Function Add(xValue As Integer, yValue As Integer) As Integer
Return xValue + yValue
End Function 'Add
End Class
Class LogicalMethodInfo_Constructor
<PermissionSetAttribute(SecurityAction.Demand, Name := "FullTrust")> _
Shared Sub Run()
Dim myType As Type = GetType(MyService)
Dim myMethodInfo As MethodInfo = myType.GetMethod("Add")
Dim myLogicalMethodInfo As New LogicalMethodInfo(myMethodInfo)
Console.WriteLine(ControlChars.NewLine + "Printing properties of method : {0}" + _
ControlChars.NewLine, myLogicalMethodInfo.ToString())
Console.WriteLine(ControlChars.NewLine + "The declaring type of the method {0} is :" + _
ControlChars.NewLine, myLogicalMethodInfo.Name)
Console.WriteLine(ControlChars.Tab + myLogicalMethodInfo.DeclaringType.ToString())
Console.WriteLine(ControlChars.NewLine + "The parameters of the method {0} are :" + _
ControlChars.NewLine, myLogicalMethodInfo.Name)
Dim myParameters As ParameterInfo() = myLogicalMethodInfo.Parameters
Dim i As Integer
For i = 0 To myParameters.Length - 1
Console.WriteLine(ControlChars.Tab + myParameters(i).Name + " : " + _
myParameters(i).ParameterType.ToString())
Next i
Console.WriteLine(ControlChars.NewLine + "The return type of the method {0} is :" + _
ControlChars.NewLine, myLogicalMethodInfo.Name)
Console.WriteLine(ControlChars.Tab + myLogicalMethodInfo.ReturnType.ToString())
Dim service As New MyService()
Console.WriteLine(ControlChars.NewLine + "Invoking the method {0}" + _
ControlChars.NewLine, myLogicalMethodInfo.Name)
Console.WriteLine(ControlChars.Tab + "The sum of 10 and 10 is : {0}", _
myLogicalMethodInfo.Invoke(service, New Object() {10, 10}))
End Sub
Shared Sub Main()
Run()
End Sub
End Class
Poznámky
ParameterInfo Použijte k získání informací o datovém typu parametru, výchozí hodnotě atd.
Parameters vrátí pole ParameterInfo objektů představující parametry předané metodě v pořadí.
Platí pro
Viz také
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