IOS 額外能透過Universal Links設置匹配條件，在主機根目錄放置apple-app-site-association檔案，這能夠透過簡訊，或著APP瀏覽器中點擊連結直接打開APP。

apple-app-site-association

{
    "applinks": {
        "apps": [],
        "details": [
            {…

Promise Async Function

// await 回传必须是一个aysnc function 且返回必须是promise.
async function sleep(key, delay) {
  return new Promise(function (resolve, reject) {
    try {
      setTimeout(function () {
        resolve({
          key: key…

使用 Callback

傳統寫法容易造成Callback Hell 一層一層的寫代碼變得無法維護

function sleepCallback(key, delay, callback) {
  setTimeout(function () {
    return callback({
      key: key,
      delay: delay
    });
  }, delay);
}var list = []…