利用api模拟百度搜索功能

DOCTYPE html>
html lang="en">
head>
    meta charset="UTF-8">
    title>liangduanqititle>
    style>
        .gray{
            background: #ccc;
        }
    style>
    script src="vue.js">script>
    script src="https://cdn.bootcss.com/vue-resource/0.7.0/vue-resource.js">script>


head>
body>
    div id="box">
        input type="text" v-model=‘t1‘ @keyup="get($event)" @keydown.down="changeDown()" @keydown.up.prevent="changeUp()">
        {{t1}}
        ul>
            li v-for="v in myData" :class="{gray:$index==now}">{{v}}li>

        ul>
        p v-show="myData.length==0">暂无数据。。。p>
    div>
body>
    script>

            new Vue({
                el:‘#box‘,
                data:{
                    myData:[],
                    t1:‘‘,
                    now:-1
                },
                methods:{
                    get:function (ev) {
                                                if(ev.keyCode==38 || ev.keyCode==40)return;

                                                if(ev.keyCode==13){
                            window.open(‘https://www.baidu.com/s?wd=‘+this.t1);
                            this.t1=‘‘;
                        }
                         this.$http.jsonp(‘https://sp0.baidu.com/5a1Fazu8AA54nxGko9WTAnF6hhy/su‘,{
                            wd:this.t1
                        },{
                            jsonp:‘cb‘
                        }).then(function (res) {
                            this.myData=res.data.s;
                        },function () {

                        });

                    },
                    changeDown:function () {
                        this.now++;
                        console.log(this.now,‘Down‘);
                        if(this.now==this.myData.length)this.now=-1
                        this.t1=this.myData[this.now];

                    },
                    changeUp:function () {
                        this.now--;
                        if(this.now==-2)this.now=this.myData.length-1
                        this.t1=this.myData[this.now];

                    }

                }
            })

    script>
html>