``` <input placeholder="输入电影名字" /> <button>搜索</button> <div id="div"></div> <img src="" alt=""> <p id="p"></p> <script> var baseUrl = `http://api.douban.com/v2/movie/`; function http(url) { return new Promise((resolve, reject) => { $.ajax({ url: baseUrl + url, dataType: "jsonp", success: res => { resolve(res) }, error: err => { reject(err); } }) }) } $("button").click(function () { var value = $("input").val(); http(`search?q=${value}&count=1`).then(res=>{ console.log(res); var id = res.subjects[0].id; $("img").attr("src",res.subjects[0].images.small); $("#div").html(res.title) return http(id); }).then(res=>{ var summary = res.summary; $("p").html(summary) }) }) </script> ```