Also note the use of _call.call(_toString, original) rather than simply original.toString(). This is because original.toString might itself be hooked by the time spoof is called. By holding cached references to Function.prototype.call and Function.prototype.toString at the very beginning of the script (before any page code runs), and invoking them via those cached references, the spoof function is immune to any tampering that might have happened in the interim. It’s eating its own tail in the most delightful way.
There may still be snow on the ground outside, but spring is only a few short weeks away. That means camping season is just around the corner. You can prepare yourself for those off-grid adventures to come by snagging a portable power station. Better yet, you can save some money by thinking ahead.
，这一点在同城约会中也有详细论述
鲍师傅只有100多家店，却坚持80%的制作面积、20%的销售面积，靠新鲜现做实现高复购；太二重新回归活鱼、活虾、鲜牛肉、鲜鸡、鲜猪肉，核心就是回归新鲜本质；我们打造的椿芽鲜牛肉杭州拌川，用鲜切牛肉改造传统杭椒牛柳，70平米的门店，月营收稳定在95万，这就是新鲜带来的价值；有家酸菜鱼坚持“吃活鱼，选有家”的定位，不盲目扩张、不做加盟，靠直营稳步发展，这都是值得借鉴的案例。
双跑校验：分层验证确保业务平稳过渡