'use strict' var info=[{"name":"最近想跳河","interst":["历史","美食"],"wife":{"name":"a.wen","interst":["旅游","美食","教育人"]}}]; // ES6写法 for(let person of info){ console.log(person); console.log("姓名:"+person.name) for(let interst of person.interst){ console.log("爱好:"+interst); } console.log(person.wife); console.log("老婆的名字:"+person.wife.name); for(let interst of person.wife.interst){ console.log("老婆的爱好:"+interst) } } // ES5写法 for(var p=0;p<info.length;p++){ console.log(info[p]); console.log("姓名:"+info[p].name) for(var i=0;i<info[p].interst.length;i++){ console.log("爱好:"+info[p].interst[i]); } console.log(info[p].wife); console.log("老婆的名字:"+info[p].wife.name); for(var j=0; j<info[p].wife.interst.length;j++){ console.log("老婆的爱好:"+info[p].wife.interst[j]) } } // ES5写法 for(var p in info){ console.log(info[p]); console.log("姓名:"+info[p].name) for(var i in info[p].interst){ console.log("爱好:"+info[p].interst[i]); } console.log(info[p].wife); console.log("老婆的名字:"+info[p].wife.name); for(var j in info[p].wife.interst){ console.log("老婆的爱好:"+info[p].wife.interst[j]) } }