给app加上时间限制

  

   

    

     

    
    

     

       NSDate *  senddate=[NSDate date];
     
    
   

    

     

    
    

     

          NSCalendar  * cal=[NSCalendar  currentCalendar];
     
    
   

    

     

    
    

     

          NSUInteger  unitFlags=NSDayCalendarUnit|NSMonthCalendarUnit|NSYearCalendarUnit;
     
    
   

    

     

    
    

     

          NSDateComponents * conponent= [cal components:unitFlags fromDate:senddate];
     
    
   

    

     

    
    

     

          NSInteger year=[conponent year];
     
    
   

    

     

    
    

     

          NSInteger month=[conponent month];
     
    
   

    

     

    
    

     

          NSInteger day=[conponent day];
     
    
   

    

     

    
    

     
    int dayNum = year*10000+month*100+day;
     
    
   

    

     

    
    

     
    if(dayNum>20130222&&dayNum<20130310)
     
    
   

    

     

    
    

     

          {
     
    
   

    

     

    
    

     
    
     
    
   

    

     

    
    

     
     if(g_sqlite==nil)
     
    
   

    

     

    
    

     

           {
     
    
   

    

     

    
    

     

              g_sqlite = [[CSqlite alloc]init];
     
    
   

    

     

    
    

     

              [g_sqlite openSqlite];
     
    
   

    

     

    
    

     

           }
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
    else{
     
    
   

    

     

    
    

     

              UIAlertView *alert = [[UIAlertView alloc]initWithTitle:nil message:@"您当前使用的是测试版本,已过测试期限,请联系开发商" delegate:self cancelButtonTitle:@"确定" otherButtonTitles: nil];
     
    
   

    

     

    
    

     

              [alert show];
     
    
   

    

     

    
    

     

          }
     
    
  
 

  
 
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/8613678