Asp.net Socket客户端(远程发送和接收数据)

/// <summary>
/// 收取信息
/// </summary>
/// <param name="ns"></param>
/// <returns></returns>
public string Recev()
{
if (ns == null) return null;
byte[] buf = new byte[4096];
int length = 0;
try
{
length = ns.Read(buf, 0, buf.Length);
}
catch (Exception E)
{
throw new Exception("Receive data fail!");
}
return Encoding.ASCII.GetString(buf, 0, length);
}
#endregion
}
}