标签:blog os io ar for 数据 div cti sp
#define kEncryptKey @"com.person.projectname" - (NSData *)encryptData:(id)dic { NSMutableData *data = [[NSMutableData alloc] init]; NSKeyedArchiver *archiver = [[NSKeyedArchiver alloc] initForWritingWithMutableData:data]; [archiver encodeObject:dic forKey:kEncryptKey]; [archiver finishEncoding]; return data; } - (id)decryptData:(NSData *)data { NSKeyedUnarchiver *unarchiver = [[NSKeyedUnarchiver alloc] initForReadingWithData:data]; NSDictionary *dic = [unarchiver decodeObjectForKey:kEncryptKey]; [unarchiver finishDecoding]; return dic; }
标签:blog os io ar for 数据 div cti sp
原文地址:http://www.cnblogs.com/kilinli/p/3962640.html