這是我的響應代碼。當我按註冊按鈕我的應用程序崩潰,但數據庫中的數據成功插入
NSString *responseString = [[NSString alloc] initWithData:responseData encoding:NSUTF8StringEncoding];
NSDictionary *LoginResult = (NSDictionary*)[responseString JSONValue];
NSLog(@"Success");
NSMutableArray *wholeJsonArray = [LoginResult objectForKey:@"Response"];
for(NSDictionary *countname in wholeJsonArray)
{
NSString *countryName = [countname objectForKey:@"country_name"];
if(countryName)
[countryArray addObject:countryName];
NSString *stateName=[countname objectForKey:@"state_name"];
if(stateName)
[stateArray addObject:stateName];
}
上面的代碼是檢索到國家名稱和州名。
當我調試我的代碼後按按鈕的應用程序應墜毀在NSString *countryName = [countname objectForKey:@"country_name"];
線光標點。
有沒有崩潰記錄? – 2013-04-22 07:01:11
按鈕代碼發送請求 – 2013-04-22 07:03:06
崩潰日誌[__NSCFString objectForKey:]:無法識別的選擇器發送到實例0x6a6e570 – 2013-04-22 07:04:52