AaronHuang

摘要： 类型Types 基本数据类型 string number boolean null undefined symbol const foo = 1; let bar = foo; bar = 9; console.log(foo, bar); // => 1, 9 Symbols不能真正的被polyf 阅读全文

摘要： package.json中需要引入的基础依赖 { "name": "XXX", "version": "1.0.0", "main": "index.js", "scripts": { "test": "echo \"Error: no test specified\" && exit 1" }, 阅读全文