ios 歸檔解檔

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.h檔案

#import <Foundation/Foundation.h>typedef void(^myBlock)(NSData *);typedef NS_ENUM(NSInteger, CYLGender){    CYLGenderMail,    CYLGenderFemale};@interface User : NSObject<NSCopying,NSMutableCopying, NSCoding>{    unsigned int count;}@property (nonatomic, readwrite, copy) NSString *name;@property (nonatomic, readwrite, assign) NSUInteger age;@property (nonatomic, readwrite, assign) CYLGender gender;
@end

.m檔案

#import "User.h"#import <objc/runtime.h>@interface User()@end@implementation User@synthesize firstName = _firstName;@synthesize lastName = _lastName; - (instancetype)init{    self = [super init];    if (self) {    }    return self;}- (instancetype)initWithName:(NSString *)name                         age:(NSUInteger)age                      gender:(CYLGender)gender {    self = [super init];    if (self) {        _name = name;        _age = age;        _gender = gender;    }    return self;}- (void)addFriend:(User *)user {    [_friends addObject:user];}- (void)removeFriend:(User *)user {    [_friends removeObject:user];}- (id)copyWithZone:(NSZone *)zone {    User *copy = [[[self class] allocWithZone:zone] initWithName:_name age:_age gender:_gender];    copy -> _friends = [_friends mutableCopy];    return copy;}- (id)deepCopy {    User *copy = [[[self class] alloc] initWithName:_name                                                age:_age                                             gender:_gender];    copy -> _friends = [[NSMutableSet alloc] initWithSet:_friends copyItems:YES];    return copy;}- (id)mutableCopyWithZone:(NSZone *)zone {    User *copy = [[[self class] allocWithZone:zone] initWithName:_name age:_age gender:_gender];    copy -> _friends = [_friends mutableCopy];    return copy;}#pragma mark - 解檔- (instancetype)initWithCoder:(NSCoder *)aDecoder {    unsigned int outCount;    if (self == [super init]) {                objc_property_t * objs = class_copyPropertyList([self class], &outCount);        for (int i =0; i < outCount; i++) {            objc_property_t obj = objs[i];            NSString *name = [NSString stringWithUTF8String:property_getName(obj)];            id value = [aDecoder decodeObjectForKey:name];            [self setValue:value forKey:name];        }        free(objs);        //        Ivar *ivars = class_copyIvarList([self class], &outCount);//        for (int i =0; i < outCount; i ++) {//            Ivar ivar = ivars[i];//            NSString *keyName = [NSString stringWithUTF8String:ivar_getName(ivar)];//            id value = [aDecoder decodeObjectForKey:keyName];//            [self setValue:value forKey:keyName];//        }//        free(ivars);    }    return self;}#pragma mark - 歸檔- (void)encodeWithCoder:(NSCoder *)aCoder {    unsigned int outCount;    objc_property_t *objcs = class_copyPropertyList([self class], &outCount);    for (int i=0; i<outCount; i++) {        objc_property_t objc = objcs[i];        NSString *name = [NSString stringWithUTF8String:property_getName(objc)];        id value = [self valueForKey:name];        [aCoder encodeObject:value forKey:name];    }    free(objcs);        //    Ivar *ivars = class_copyIvarList([self class], &outCount);//    for (int i =0; i <outCount; i++) {//        Ivar ivar = ivars[i];//        NSString *keyName = [NSString stringWithUTF8String:ivar_getName(ivar)];//        if ([keyName isEqualToString:[self ignoreParameter]]) {//            continue;//        }//        id value = [self valueForKey:keyName];//        [aCoder encodeObject:value forKey:keyName];//    }//    free(ivars);
   }

　　

ios 歸檔解檔