/*
C# Programming Tips & Techniques
by Charles Wright, Kris Jamsa
Publisher: Osborne/McGraw-Hill (December 28, 2001)
ISBN: 0072193794
*/
//
// Index.cs -- Creates an and array and looks for the index of a given
// value from either end.
//
// Compile this program with the following command line:
// C:>csc Index.cs
//
namespace nsArray
{
using System;
public class Index
{
static public void Main ()
{
int [] Arr = new int [12]
{29, 82, 42, 46, 54, 65, 50, 42, 5, 94, 19, 34};
Console.WriteLine ("The first occurrence of 42 is at index "
+ Array.IndexOf(Arr, 42));
Console.WriteLine ("The last occurrence of 42 is at index "
+ Array.LastIndexOf(Arr, 42));
int x = 0;
while ((x = Array.IndexOf (Arr, 42, x)) >= 0)
{
Console.WriteLine ("42 found at index " + x);
++x;
}
x = Arr.Length - 1;
while ((x = Array.LastIndexOf (Arr, 42, x)) >= 0)
{
Console.WriteLine ("42 found at index " + x);
--x;
}
}
}
}
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