技術標籤：ETH區塊鏈以太坊

 var web3 = new Web3("http://localhost:8545");
 //轉賬數量
            var amount = Web3.Convert.ToWei(1);
            Console.WriteLine($"amount: {amount}");

            var callInput = (CallInput)EtherTransferTransactionInputBuilder.CreateTransactionInput(senderAddress,
 
 receiveAddress, 1);
            //預估 gas 和 price
            var price = await web3.Eth.GasPrice.SendRequestAsync();
            Console.WriteLine($"price: {price}");
            var gas = web3.Eth.TransactionManager.EstimateGasAsync(callInput).Result;
            Console.WriteLine($"egas: {gas}"
 
);
            var txCount = await web3.Eth.Transactions.GetTransactionCount.SendRequestAsync(senderAddress);
            Console.WriteLine($"txCount: {txCount}");

            var encoded = Web3.OfflineTransactionSigner.SignTransaction(privateKey, receiveAddress, amount, txCount.Value, price,
 
 gas);
            //驗證交易編碼
            bool verify = Web3.OfflineTransactionSigner.VerifyTransaction(encoded);
            Console.WriteLine($"verify: {verify}");
            //傳送交易
            var hash = await web3.Eth.Transactions.SendRawTransaction.SendRequestAsync("0x" + encoded);
            Console.WriteLine($"hash: {hash}");
            //請求交易回執
            var receipt = await web3.Eth.Transactions.GetTransactionReceipt.SendRequestAsync(hash);
            while (receipt == null)
            {
                Thread.Sleep(1000);
                receipt = await web3.Eth.Transactions.GetTransactionReceipt.SendRequestAsync(hash);
            }
            Console.WriteLine($"receipt: {receipt.BlockNumber}");