palindrom prorgam ussing c#

 Sample Code1:

 public partial class Palindram : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string s1 = "sandhya nettam";
        stringex s2 = new stringex();
        bool b = s2.Ispalindrom(s1);
        if (b == true)
        {
            Response.Write(s1 + " is a palindrom");
        }
        else
        {
            Response.Write(s1 + "is not pollindrome");
        }
    }
}
public class stringex
{
    public bool Ispalindrom(string s1)
    {
        bool b=false;
        for(int i=0,j=s1.Length-1;i<s1.Length;i++,j--)
        {
            if (s1[i] == s1[j])
            {
                b = true;
                continue;
            }
            else
                b = false;
        }
        return b;
    }
}

 sample code2:

{

 string s1="mam";

stringex s=new stringex();
bool b1=s.Ispalindrom(s1);
  If(b1==true)
     {
       Response.Write("s1 is not finit no.");
       }
    }
}
public class stringex
   {
     public bool Ispalindrom(string s1)
      {
         bool b=false;
     for(int i=0; j=(s1.length-1; i<s1.length; i++,j++)
      {
       if(s1[i]==s1[j])
      {
       b=true;
   continue;
   }
    else
  break;
 }
return b;
}
}