关于学习：规律的行动可以养成良好的习惯

 1 @interface ViewController ()
 2 @property(nonatomic,copy)NSString *action;
 3 @property(nonatomic,copy)NSString *rule;
 4 @end
 5 
 6 @implementation ViewController
 7 
 8 - (void)viewDidLoad {
 9     [super viewDidLoad];
10     
11     //从今天开始，养成每天解决5个问题并写技术博客的习惯
12     [self customFromRuleAction:@"解决5个问题并写技术博客" rule:@"每天"];
13 }
14 
15 - (NSString *)customFromRuleAction:(NSString *)action rule:(NSString *)rule{
16     //规律的行动可以养成良好的习惯
17     
18     NSString *custom = [action stringByAppendingString:rule];
19     return custom;
20 }