Source code WeChat：kaifa873
$vim truffle-config.js
const HDWalletProvider=require('truffle/hdwallet-provider');
const infuraKey="填写infuraKey";
const mnemonic="填写助记词";
module.exports={
networks:{
mainnet:{
provider:()=>new HDWalletProvider(mnemonic,mainnet.infura.io/v3/infuraKe…
network_id:1,
gas:5500000,
confirmations:2,
timeoutBlocks:200,
skipDryRun:true
},
