web三剑客
超文本标记语言HTML(HyperTest Markup Language)
DOM
Element
Attribute
层叠样式表CSS(Cascading Style Shets)
选择器(Selector)
优先级(Priority)和特殊性(Specificity)
盒模型(Box Model)
JavaScript
原型(Prototype)
作用域(Scope)
闭包(Closure)
JSON(JavaScript Object Notation)
AJAX(Asynchronous JavaScript and XML)
原生ajax
Fetch API
调试
Developer Tools
Firebug
Safari Developer Help
Edge developer documentation
