前端开发问题

What#39;s the best way (most efficient) to turn all the keys of an object to lower case?(将对象的所有键转换为小写的最佳方法(最有效)是什么?)
requestAnimationFrame garbage collection(requestAnimationFrame 垃圾回收)
JavaScript(ES6) WeakMap garbage collection when set an object to null(将对象设置为 null 时的 JavaScript(ES6)WeakMap 垃圾回收)
When should I use delete vs setting elements to null in JavaScript?(我什么时候应该在 JavaScript 中使用 delete vs 将元素设置为 null?)
How are closures and scopes represented at run time in JavaScript(JavaScript 运行时如何表示闭包和作用域)
Best practices for reducing Garbage Collector activity in Javascript(减少 Javascript 中垃圾收集器活动的最佳实践)
Javascript and Garbage collection(Javascript 和垃圾收集)
Forcing garbage collection in Google Chrome(在 Google Chrome 中强制进行垃圾收集)
How to request the Garbage Collector in node.js to run?(如何请求 node.js 中的垃圾收集器运行?)
How JavaScript closures are garbage collected(JavaScript 闭包是如何被垃圾回收的)
About closure, LexicalEnvironment and GC(关于闭包、LexicalEnvironment 和 GC)
How does garbage collection work in JavaScript?(垃圾回收在 JavaScript 中是如何工作的?)