Before & after items after split a string

Before split string


       string input = TextBox1.Text;
        int index = input.LastIndexOf("@");
               or-  int index = input.IndexOf("@");
        if (index > 0)
        input = input.Substring(0, index);
        resporse.write=input;



After split strings



string input = TextBox1.Text;
        response.write = input.Split('@').Last();