+ (BOOL) isShowUserGuideLoad{
NSString *currentVersion = [[[NSBundle mainBundle] infoDictionary]objectForKey:@"CFBundleShortVersionString"];//version 1.0版本
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSString *lastRunVersion = [defaults objectForKey:LAST_RUN_VERSION_KEY];
if (!lastRunVersion) {
[defaults setObject:currentVersion forKey:LAST_RUN_VERSION_KEY];
return YES;
}else if (![lastRunVersion isEqualToString:currentVersion]) {
[defaults setObject:currentVersion forKey:LAST_RUN_VERSION_KEY];
return YES;
}
return NO;
}