NSKeyedArchiver基础用法

NSKeyedArchiver
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NSString *str = @”abc”;
NSString *astr = @”efg”;
NSArray *Array = [NSArray arrayWithObjects:str, astr, nil];

//保存数据
NSString *Path = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];

NSString *filename = [Path stringByAppendingPathComponent:@"test"];
[NSKeyedArchiver archiveRootObject:Array toFile:filename];

str = @”a”;
astr = @”";

 

//加载数据
NSArray *arr = [NSKeyedUnarchiver unarchiveObjectWithFile: filename];
str = [arr objectAtIndex:0];
astr =  [arr objectAtIndex:1];

NSLog(@”str:%@”,str);
NSLog(@”astr:%@”,astr);