plist保存不同的数据

FDrugsPath =[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES)[0] stringByAppendingPathComponent:@"favoriteDrug.plist"]

NSMutableDictionary* resultDict = [NSMutableDictionary dictionaryWithContentsOfFile:FDrugsPath];

if (!resultDict) {

resultDict = [NSMutableDictionary dictionary];

}

//self.drugDetail.name是从第一个页面传过来的药品名字

[resultDict setObject:self.drugDetail.name forKey:@(resultDict.allKeys.count+1).stringValue];

NSLog(@"resultDict -- %@",resultDict);

[resultDict writeToFile:FDrugsPath atomically:YES];