Validate ZIP code : Regular Expression « Development Class « C# / C Sharp

1. C# / C Sharp
2. Development Class
3. Regular Expression

Validate ZIP code

 

using System;
using System.Text.RegularExpressions;

class RegexSubstitution
{
   public static void Main()
   {

      string text = "124";
      if ( !Regex.Match( text, @"^\d{5}$" ).Success )
      {
         Console.WriteLine( "Invalid zip code");
      }   
   }
}

           
         
  

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