>using System;
>using System.Collections.Generic;
>
>class myInList
>{
>  static void Main()
>  {
>     DateTime t = DateTime.Now;
>     string[] myStringList = {"john","frank","michel"};
>     int[] myIntList = {4,5,12,23};
>     DateTime[] myDateTimes = { t, t.AddDays(1), t.AddDays(-1)};
>  Console.WriteLine("{0} is inlist: {1}", "michel",InList<string>( "michel", myStringList ) ) ;
>  Console.WriteLine("{0} is inlist: {1}", "cetin", InList<string>( "cetin", myStringList ) ) ;
>
>  Console.WriteLine("{0} is inlist: {1}", 5, InList<int>( 5, myIntList ) ) ;
>  Console.WriteLine("{0} is inlist: {1}", 1, InList<int>( 1, myIntList ) ) ;
>
>  Console.WriteLine("{0} is inlist: {1}", t, InList<DateTime>( t, myDateTimes ) ) ;
>  Console.WriteLine("{0} is inlist: {1}", t.AddDays(1), InList<DateTime>( t.AddDays(1), myDateTimes ) ) ;
>  Console.WriteLine("{0} is inlist: {1}", t.AddDays(2), InList<DateTime>( t.AddDays(2), myDateTimes ) ) ;
>
>  }
> public static bool InList<T>(T searchFor, T[] searchInList) where T : IComparable<T>
> {
>   return ( Array.IndexOf(searchInList,searchFor) != -1 );
> }
>}
>

        ' VFP inlist equivalent
        ' expO1 Item where all the items will be tried to look into
        ' expO2 Param array for a list of items
        Public Function Inlist(ByVal toItem As IComparable, ByVal ParamArray toItems() As IComparable) As Boolean
            Return Array.IndexOf(toItems, toItem) <> -1
        End Function