objective-c - 如何从这种错误的 JSON 格式中获取所需的数据？

Question

此响应中存在语法错误（google api 响应），我想从此响应中获取积分数据。我怎么才能得到它。

{
    tooltipHtml:" (9.6 km / 18 mins)",
    polylines:[
    {
    id:"route0",
    points:"_y}oBwxiaM{CdCaAh@}IvAgAB_BOqLgBgCXqFhB_GdCoAnAcGlHuAjA_Bb@oBAy@MsVqI{DgBgC{AmE{EqA{Be@oCLcDvDaRPeDGiBY_Bi@mAyAiB{@g@aC_AyT{FyCcBqMoIqQ{I??URSCIMJ]UuASuGN}THiCd@_GWyGiB}GmCyPwAwLqCqq@}CqMsBkMGiFMOWwDIwDg@mC]}@??k@s@oBD??yDvAqPpKeEfBcJdGoD~@sBAqAYcBm@mBY??`@g@l@[??RyAQoA",
    levels:"B??@???@?@??@??A?@??@???@???@??@??BB?????????@???????????BB?BB???@????BB?BB?B",
    numLevels:4,
    zoomFactor:16
    }
    ]
    }

http://maps.google.com/maps?output=dragdir&saddr=18.507853,73.783338&daddr=18.545277,73.803988是我正在使用的api。

Answer 1

NSJSONSerialization如果您想要 json 数据，请使用它

+ (NSData *)dataWithJSONObject:(id)obj options:(NSJSONWritingOptions)opt 
error:(NSError **)error