我们先部署一个接收 ETH 合约 ReceiveETH。ReceiveETH 合约里有一个事件 Log,记录收到的 ETH 数量和 gas 剩余。还有两个函数,一个是 receive(),收到 ETH 被触发,并发送 Log 事件;另一个是查询合约 ETH 余额的 getBalance(). 部署好合约后,运行 getBalance() 函数,可以看到当前合约的 ETH 余额为 0. 发送E...
向合约发送交易来执行指定方法,将改变合约的状态。 调用: myContract.methods.myMethod([param1[,param2[,...]]]).send(options[,callback]) 参数: options - Object: 选项,包含如下字段: from - String: 交易发送方地址 gasPrice - String : 可选,用于本次交易的gas价格,单位:wei ...
eth_protocolVersion eth_syncing eth_coinbase eth_mining eth_hashrate eth_gasPrice eth_accounts eth_getBalance eth_getStorageAt eth_getTransactionCount eth_getBlockTransactionCountByHash eth_getBlockTransactionCountByNumber eth_getUncleCountByBlockHash eth_getUncleCountByBlockNumber eth_getCode eth_sign...
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The intraday low of Bitcoin has amounted to $9,432. Advertisement Get up to $200 with Coinbase: the trusted platform for buying and managing crypto. Sign up! Ad Bitcoin 24-hour price chart. Source: Coin360 Ether ETH $2,511, the second cryptocurrency by market cap and the top ...
when(rawTransactionRequest.send()).thenReturn(ethSendTransaction); when(web3j.ethSendRawTransaction(any(String.class)))
web3j.ethCoinbase().send(); verifyResult("{\"jsonrpc\":\"2.0\",\"method\":\"eth_coinbase\",\"params\":[],\"id\":1}"); } 代码示例来源:origin: web3j/web3j @Test public void testEthGetTransactionCount() throws Exception { web3j.ethGetTransactionCount("0x407d73d8a49eeb85d32c...
This dApp enables sendingNGNTfrom non-custodial wallets without ETH. It uses the Gas Station Network functionality of the NGNT token. Visit the app athttps://sendngnt.com. List of wallets currently supported: Browser Injected wallets Wallet Link (Coinbase Wallet) ...
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A step-by-step guide on transferring Tether (USDT) from Coinbase to Bybit. How to Transfer USDT From Bybit to KuCoin? A Step-by-Step Guide 6 monthsago |Emma Avon Many cryptocurrency traders transfer their coins between different exchanges in order to take advantage of unique opportunities. In...