写出代码执行结果

[lgwebdream]

async function async1() {
  console.log("async1 start");
  await async2();
  console.log("async1 end");
}
async function async2() {
  console.log("async2");
}
console.log("script start");
setTimeout(function () {
  console.log("setTimeout");
}, 0);
async1();
new Promise(function (resolve) {
  console.log("promise1");
  resolve();
}).then(function () {
  console.log("promise2");
});
console.log("scripts end");
// 写出代码执行完成打印的结果

[lgwebdream]

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[zhangxin-lab]

script start
async1 start
async2
promise1
scripts end
async1 end
promise2
setTimeout