理解js中变量在作用域链与原型链中的查找顺序(转)
摘要:
js作用域链下面是一道js题目:[javascript] view plain copy function C1(name){ if(name){ this.name = name; } } function C2(name){ this.name = name; } function C3(nam 阅读全文
posted @ 2019-05-14 11:04 hoyong 阅读(261) 评论(0) 推荐(0) 编辑