Repeat

public static class MehrdadExtensions
{
 /// <summary>
 /// Repeat String .
 /// </summary>
 /// <param name="input">String</param>
 /// <param name="number">Count Repeat </param>
 /// <param name="splitChar">caracter for Split Repeat </param>
 /// <returns></returns>
 public static string Repeat(this string input, int number, string RepeatChar)
 {
 if (!string.IsNullOrEmpty(input))
 {
 StringBuilder sb = new StringBuilder();
 for (int i = 1; i <= number; i++)
 {
 sb.AppendFormat("{0}{1}", input, RepeatChar);
 }
 return sb.Remove(sb.Length - 1, 1).ToString();
 }
 else
 {
 return null;
 }
 }
}

string name = "mehrdad";
Response.Write("Name is : " + name);
Response.Write("<br />");
Response.Write(name.Repeat(20,"-"));