public IActionResult Index() { var coinInfo = mainCoins.GetCoin(); var peerList = mainCoins.GetPeerList(coinInfo.CoinID); StringBuilder sb = new StringBuilder(); foreach (var peer in peerList) { sb.AppendLine("addnode=" + peer.Addr); } return(View(new ConnectionViewModel() { PeerInfo = peerList, MainCoinModel = coinInfo, AddNode = sb.ToString() })); }