<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <body> <script type="text/javascript"> var name = 'this is window'; //定义window的name属性,看this.name是否会调用到 var testObj1 = { name : 'this is testObj1', getName:function(){ console.log(this); //控制台输出: testObj2 //this指向的是testObj2对象 console.log(this.name); //控制台输出: this is testObj2 } } var testObj2 = { name: 'this is testObj2' } testObj1.getName.apply(testObj2); testObj1.getName.call(testObj2); </script> </body> </html>