js闭包：
https://www.cnblogs.com/duanlianjiang/p/5036671.html
箭头函数解决this作用域的问题
https://blog.csdn.net/weixin_37643633/article/details/78559293
https://www.jianshu.com/p/2a403f010657
es6模块化以及webpack打包：
https://blog.csdn.net/gloria_chenjing/article/details/80530121
js原型继承
https://www.cnblogs.com/constantince/p/4754992.html
call().apply().bind():
https://baijiahao.baidu.com/s?id=1617122883116378490&wfr=spider&for=pc
Js中对象的深拷贝和浅拷贝：
https://blog.csdn.net/xuexizhe88/article/details/80989813
php全局变量
https://blog.csdn.net/csdn_heshangzhou/article/details/80740189
php命名空间
https://www.cnblogs.com/falling-maple/p/6234715.html
php自动加载
https://www.jb51.net/article/134372.htminterview
原文：https://www.cnblogs.com/zhaoqiusheng/p/11082057.html
