js 對象的深層嵌套函數對對象屬性的訪問

標籤：對象   logs   嵌套   his   sharp   highlight   function   console   var   

var obj = {    foo: "hi",    f1: function() {        function f2(that) {            console.log(that);        }        f2(this.foo);               }        };obj.f1();  // hiFunction.prototype.foo = "hello";Function.prototype.f = function() {        var that = this;        setTimeout(function(that){                console.log(that.foo);        }, 100, that);}Function.prototype.f();  // hello

　　

js 對象的深層嵌套函數對對象屬性的訪問