ios引导页.zip

/* NSUserDefaults*defs1=[NSUserDefaultsstandardUserDefaults]; intaa=[[defs1objectForKey:@"ishelp"]intValue]; if(aa!=5){ [defs1setObject:@"5"forKey:@"ishelp"]; [selfhelpScroll]; [defs1synchronize]; } 引导页在程序中只会显示一次