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```js function parseToObj(obj) { return Object.keys(obj).reduce((res, path) => { const keys = path.split('.') const deepestObj = keys.slice(0, -1).reduce((o, key) => { o[key] = o[key] || {} return o[key] }, res)...

支持原题中间隔随机时间 `print` 的版本 ```js (() => { function print(n) { setTimeout( (() => { // const prev = i.__proto__.prev; const prev = print.prev; let resolver = () => {}; //...