我的json数据文件放到了datas目录下:右键该目录,使用“add files to” 把projectTimeList.txt加到该目录,形成结构如下:
projectTimeList.txt的内容如下:
可以到在线json格式验证网站上,验证格式是否正常: http://json.cn
- {
- "ResultCode":2,"Record":[
- {
- "pid":"p001","pname":"山洪灾害监测预警","budget":80,"profit":20,"cost":[10,20,22,19,14,10]
- },{
- "pid":"p002","pname":"小流域洪水分析","budget":100,"profit":50,"cost":[20,23,10,4,2]
- }
- ]}
- //文件路径获取
- let pathFull=NSBundle.mainBundle().pathForResource("projectTimeList",ofType: "txt")!
- do{
- //读取文件
- let jsonData=NSData(contentsOfFile: pathFull)!
- //转成json对象
- let jsonObject : AnyObject! = try NSJSONSerialization.JSONObjectWithData(jsonData,options: NSJSONReadingOptions.MutableContainers )
- //把record转为数组
- if let statusesArray = jsonObject.objectForKey("Record") as? NSMutableArray{
- for arow in statusesArray{
- //取出属性值
- print(arow["pname"])
- }
- }
- }catch let error as NSError{
- print(error.localizedDescription)
- }