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Value Transfer Memo

TxTypeValueTransferMemo 用于用户发送带有特定信息的 KAIA。

导入 web3@kaiachain/web3js-ext 软件包,在 web3 上添加 kaia 功能

定义发送方、接收方地址和发送方私人密钥

使用指定的 kairos 测试网 URL 设置提供程序。 web3js 中的提供者是访问区块链数据的只读抽象。

此外,您还可以更改默认提供商。 例如,使用alchemy提供者。

使用提供程序创建KlaytnWeb3实例

定义事务对象。

用发件人账户签署交易。

将已签名的交易发送到 kaia 网络。

TxTypeValueTransferMemo.js

const { KlaytnWeb3, TxType, toPeb } = require("@kaiachain/web3js-ext");
const { Web3 } = require("web3");
const recieverAddr = "0xc40b6909eb7085590e1c26cb3becc25368e249e9";
const senderAddr = "0xa2a8854b1802d8cd5de631e690817c253d6a9153";
const senderPriv = "0x0e4ca6d38096ad99324de0dde108587e5d7c600165ae4cd6c2462c597458c2b8";
async function main() {
const provider = new Web3.providers.HttpProvider("https://public-en-kairos.node.kaia.io");
const web3 = new KlaytnWeb3(provider);
const senderAccount = web3.eth.accounts.privateKeyToAccount(senderPriv);
const tx = {
type: TxType.ValueTransferMemo,
from: senderAddr,
to: recieverAddr,
value: toPeb("0.01"),
gasLimit: 50000,
data: "0x1234567890",
};
const signResult = await senderAccount.signTransaction(tx);
console.log("rawTx", signResult.rawTransaction);
const receipt = await web3.eth.sendSignedTransaction(signResult.rawTransaction);
console.log("receipt", receipt);
}
main();

output

节点 TxTypeValueTransferMemo.js
signedTx 0x237f8d5598bb5235ba87b0e9fc8ded203c6dd270cc71f1add0ae47c63d13da5d
receipt {
blockHash:0x90b6753c8fa1ee401775c57974318bb6c0746834170f4d0a132b8a9d10fb37f5',
blockNumber: 148742510n,
cumulativeGasUsed:21500n,
effectiveGasPrice: 25000000000n,
from: '0xa2a8854b1802d8cd5de631e690817c253d6a9153',
gasUsed:21500n,
logs:[],
logsBloom:'0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000',
status:1n,
to:0xc40b6909eb7085590e1c26cb3becc25368e249e9',
transactionHash: '0x237f8d5598bb5235ba87b0e9fc8ded203c6dd270cc71f1add0ae47c63d13da5d',
transactionIndex:0n,
type:0n
}

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