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Promise相关面试常撕代码allPromise.myAll = function (iterators) { const promises = Array.from(iterators); const num = promises.length; const resolvedList = new Array(num); let resolveNum = 0; return new...

面试中常被考到的手撕代码：call/apply/bindinstanceof深拷贝基于 ES5/ES6 实现“双向绑定”promise相关1. call/apply/bind的代码实现callFunction.prototype.call2 = function(context) { if (typeof this !== "function") { throw n...