为什么我在JavaScript中的某些构造函数之前看到一个美元符号? [英]Why do I see a dollar sign before some constructors in JavaScript?
为什么美元符号不再“仅用于机械生成的代码中?” [英]Why is the dollar sign no longer “intended for use only in mechanically generated code?”
如何在不实例化Ace编辑器实例的情况下使用Ace编辑器验证器? [英]How to use the Ace editor validator without instantiating an Ace editor instance?