Search strings

   

/*
C#: The Complete Reference 
by Herbert Schildt 

Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/


// Search strings. 
 
using System; 
 
public class StringSearchDemo { 
  public static void Main() { 
    string str = "C# has powerful string handling."; 
    int idx; 
 
    Console.WriteLine("str: " + str); 
 
    idx = str.IndexOf('h'); 
    Console.WriteLine("Index of first 'h': " + idx); 
 
    idx = str.LastIndexOf('h'); 
    Console.WriteLine("Index of last 'h': " + idx); 
 
    idx = str.IndexOf("ing"); 
    Console.WriteLine("Index of first "ing": " + idx); 
 
    idx = str.LastIndexOf("ing"); 
    Console.WriteLine("Index of last "ing": " + idx); 
 
    char[] chrs = { 'a', 'b', 'c' }; 
    idx = str.IndexOfAny(chrs); 
    Console.WriteLine("Index of first 'a', 'b', or 'c': " + idx); 
 
    if(str.StartsWith("C# has")) 
      Console.WriteLine("str begins with "C# has""); 
 
    if(str.EndsWith("ling.")) 
      Console.WriteLine("str ends with "ling.""); 
  } 
}