- (NSString *)dataFilePath {

NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES);

NSString *documentsDirectory = [paths objectAtIndex:0];

return documentsDirectory;

}

NSString *filePath=[self dataFilePath];

NSLog(@"path:%@",filePath);

// 将数据归档到NSDictionary或NSMutableDictionary

NSMutableDictionary *dataDictionary=[[NSMutableDictionary alloc] init];

[dataDictionary setObject:@"My name is Tom" forKey:@"Tom"];

[dataDictionary setObject:@"My name is LiLei" forKey:@"LiLei"];

[dataDictionary setObject:@"My name is HanMeimei" forKey:@"HanMeimei"];

NSString *dictionaryName= [filePath stringByAppendingPathComponent:@"NSMutableDictionary"];

[dataDictionary writeToFile: dictionaryName atomically: YES];

// // 将数据归档到NSArray或NSMutableArray

NSMutableArray *dataArray=[[NSMutableArray alloc] init];

[dataArray addObject:@"Tom"];

[dataArray addObject:@"LiLei"];

[dataArray addObject:@"HanMeimei"];

NSNumber *number=[[NSNumber alloc] initWithInt:100];

[dataArray addObject:number];

NSString *arrayName= [filePath stringByAppendingPathComponent:@"NSMutableArray"];

[dataArray writeToFile: arrayName atomically: YES];

// 从文件中读取数据到NSDictionary或NSMutableDictionary中

NSMutableDictionary *newDictionary=[NSMutableDictionarydictionaryWithContentsOfFile:dictionaryName];

// 从文件中读取数据到NSArray或NSMutableArray中

NSMutableArray *newArray=[NSMutableArray arrayWithContentsOfFile:arrayName];

for (NSString *theStr in newDictionary) {

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

}

for (NSString *theStr in newArray) {

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

}

// NSKeyedArchiver 将数据归档到NSDictionary或NSMutableDictionary

NSString *dictionaryName= [filePath stringByAppendingPathComponent:@"ArchiverDictionary.archiver"];

[NSKeyedArchiver archiveRootObject:dataDictionary toFile:dictionaryName];

// NSKeyedArchiver 将数据归档到NSArray或NSMutableArray

NSString *arrayName= [filePath stringByAppendingPathComponent:@"ArchiverArray.archiver"];

[NSKeyedArchiver archiveRootObject:dataArray toFile:arrayName];

// NSKeyedUnarchiver

NSMutableDictionary *newDictionary=[NSKeyedUnarchiverunarchiveObjectWithFile:dictionaryName];

NSMutableArray *newArray=[NSKeyedUnarchiver unarchiveObjectWithFile:arrayName];

NSMutableArray *objArray=[NSMutableArray arrayWithObjects:

card1,

card2,

card3,

card4,

nil];

NSString *arrayName=[filePath stringByAppendingPathComponent:@"ObjectFile"];

BOOL isSuccess= [objArray writeToFile:arrayName atomically:YES];

if (isSuccess) {

NSLog(@"Success");

}else{

NSLog(@"False");

}

isSuccess= [NSKeyedArchiver archiveRootObject:objArray toFile:arrayName];

if (isSuccess) {

NSLog(@"Success");

}else{

NSLog(@"False");

}

'NSInvalidArgumentException', reason: '-[AddressCard encodeWithCoder:]: unrecognized selector sent to instance 0x1188ef60'