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V6创建interface语法有变；删掉不必要代码L70 #175

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V6创建interface语法有变；删掉不必要代码L70 #175

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3cbf7a2
删掉不必要代码
MacroWang001 Jul 29, 2024
8a3edcd
V6版本创建Interface实例代码修改
MacroWang001 Jul 29, 2024
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3 changes: 2 additions & 1 deletion 23_Frontrun/frontrun.js
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@ const contractAddress = '0xC76A71C4492c11bbaDC841342C4Cb470b5d12193'
const contractFM = new ethers.Contract(contractAddress, contractABI, provider)

//3.创建Interface对象，用于检索mint函数。
//V6 版本 const iface = new ethers.Interface(contractABI)
const iface = new ethers.utils.Interface(contractABI)
function getSignature(fn) {
// V6 版本 return iface.getFunction("mint").selector
Expand Down Expand Up @@ -67,7 +68,7 @@ const frontRun = async () => {
console.log(`frontrun 交易成功,交易hash是:${receipt.transactionHash}`)
console.log(`铸造发起的地址是:${tx.from}`)
console.log(`编号${aimTokenId}NFT的持有者是${await contractFM.ownerOf(aimTokenId)}`)//刚刚mint的nft持有者并不是tx.from
console.log(`编号${aimTokenId.add(1)}的NFT的持有者是:${await contractFM.ownerOf(aimTokenId.add(1))}`)//tx.from被wallet.address抢跑，mint了下一个nft

console.log(`铸造发起的地址是不是对应NFT的持有者:${tx.from === await contractFM.ownerOf(aimTokenId)}`)//比对地址，tx.from被抢跑
//检验区块内数据结果
const block = await provider.getBlock(tx.blockNumber)
Expand Down