4.URL地址拼接传值

获取keydown值拼接url地址传值

   var url = `http://47.108.197.28:3000/search?keywords=`
        $("#app").keydown(function(event){
            if(event.keyCode==13){
                var value = $(this).val();
                if(value.trim()){
                    var httpUrl = url+value;
                    /* 已经获取到数据 */
                    console.log(httpUrl)
                    $("#container").html(httpUrl)
                }
            }
        })