读取模拟数据.json方法

+ (NSDictionary*)catalogue_list_responseObject {
    NSData *JSONData = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"catalogue" ofType:@"json"]];
    NSDictionary *dict = [NSJSONSerialization JSONObjectWithData:JSONData options:NSJSONReadingAllowFragments error:nil];
    return dict;
}

• json文件内容如下：

{
    "code": "200",
    "msg": "success",
    "data": {
        "categories": [
                       {
                       "name": "热门",
                       "categoryId": "1"
                       },
                       {
                       "name": "户外",
                       "categoryId": "2"
                       },
                       {
                       "name": "电子昌平",
                       "categoryId": "3"
                       },
                       {
                       "name": "鞋靴",
                       "categoryId": "4"
                       },
                       {
                       "name": "珠宝首饰",
                       "categoryId": "5"
                       },
                       {
                       "name": "美妆",
                       "categoryId": "6"
                       },
                       {
                       "name": "包袋",
                       "categoryId": "7"
                       },
                       {
                       "name": "小家电",
                       "categoryId": "8"
                       },
                       {
                       "name": "母婴",
                       "categoryId": "9"
                       },
                       {
                       "name": "家具体验",
                       "categoryId": "10"
                       }
                       ]
    }
}