SOURCE

AMap.plugin('AMap.Autocomplete', function() { //回调函数
         //实例化Autocomplete
         var autoOptions = {
             city: "长沙", //城市，默认全国
             input: "tipinput" //使用联想输入的input的id
         };
         autocomplete = new AMap.Autocomplete(autoOptions);
         //TODO: 使用autocomplete对象调用相关功能
     });