难度不对吧,这个挺简单的
1. this的隐式绑定
function createModule(str1, str2) { let res = { greeting: str1, name: str2, } res.sayIt = function() { return this.greeting + ', ' + this.name; } return res; }
function createModule(str1, str2) { let res = { greeting: str1, name: str2, } res.sayIt = function() { return this.greeting + ', ' + this.name; } return res; }