//  ViewController.m
//  偏好設(shè)置

#import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    // 單例 default\share\standard
    
    /*
     不需要關(guān)心文件的路徑 - Preferences
     */
    
    // 打印沙盒路徑
    NSLog(@"沙盒路徑：%@",NSHomeDirectory());
    
    // 偏好設(shè)置單例
    NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];
    
    // 保存數(shù)據(jù)
    [userDefaults setObject:@"iOS" forKey:@"alangeit"];
    [userDefaults setBool:YES forKey:@"niubilityKey"];
    
    // 注意點(diǎn):同步方法(iOS8之前一定要調(diào)用，不調(diào)用的話，系統(tǒng)會(huì)每5分鐘保存一次)
    [userDefaults synchronize];
    
    // 讀取數(shù)據(jù)
    NSString *str = [userDefaults objectForKey:@"alangeit"];
    BOOL niubility = [userDefaults boolForKey:@"niubilityKey"];
    
    NSLog(@"%@ %@",str,niubility?@"yes":@"no");
}

@end