javascript - js变量传递,找不到下标

Question

console.log(data);

var jm_bind_data75=$(this).attr('jm-bind-data');
console.log(jm_bind_data75);
console.log(data[jm_bind_data75]);
if(debug){
    console.log(data['carmodel_list']);
    console.log(data.carmodel_list);
    console.log(data.jm_bind_data75);
    console.log(data[jm_bind_data75]);     
}

代码如上

但是

Answer 1

data是数组?可以这样取data['carmodel_list']?