如何解决类型错误:无法读取未定义的属性“跟随”
如何获取此列表的值以返回到另一个函数?我尝试使用 promise 和 async/await,但看起来它不能正常工作,现在我遇到了 undefined 的“跟随”问题,有人可以帮助我
var parser = require("parse-whois");
var whois = require("node-whois");
async function getList(getRemainingDays = false) {
let finalList = [];
var domains = [
"rundeck.compasso.com.br","c.btg360.com.br","api-prd.reservapto.com.br",];
try {
for (let i = 2; i < domains.length; i++) {
finalList.push(
whois
.lookup(domains[i])
.then((data) => {
let list = [];
var dados = parser.parseWhoIsData(data);
const expires = dados
.filter((one) => one.attribute === "expires")
.pop();
const dateExpires = expires.value;
list.push(domains[i]);
list.push(dateExpires);
return list;
})
.catch((err) => {
console.log(err);
})
);
}
} catch (error) {
console.log(error);
}
let resultList = await Promise.all(finalList);
return resultList;
}
async function test() {
var list = await getList(true);
console.log("");
console.log(list);
console.log("");
}
test();
解决方法
答案:
const whois = require("whois-checker-v2");
async function getList() {
var domains = [
"rundeck.compasso.com.br","c.btg360.com.br","api-prd.reservapto.com.br",]
let finalList = [];
for (let i = 0; i < domains.length; i++) {
finalList.push(
(result = await whois
.lookup(domains[i])
.then((result) => {
var list = [];
list.push(domains[i]);
list.push(result.expirationDate);
return list;
})
.catch((err) => {
//console.log(err);
}))
);
}
let resultList = await Promise.all(finalList);
return resultList;
}
async function test() {
var lista = await getList();
console.log(lista);
}
test();
结果:
[
[ 'c.btg360.com.br','2023-02-16T03:00:00.000Z' ],[ 'api-prd.reservapto.com.br','2022-12-03T03:00:00.000Z' ],[ 'api-prd.koerich.com.br','2024-06-04T03:00:00.000Z' ],[ 'gmfy.compasso.com.br','2025-06-13T03:00:00.000Z' ],[ 'compassouol.com.br','2022-02-13T03:00:00.000Z' ],[ 'rancher.compasso.com.br','2025-06-13T03:00:00.000Z' ]
]
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