NSString *device = [[UIDevice currentDevice].model substringToIndex:4];
if ([device isEqualToString:@"iPho"]){
// TODO
}else if ([device isEqualToString:@"iPad"]){
// TODO
}else if ([device isEqualToString:@"iPod"]){
// TODO
}
转载于:https://www.cnblogs.com/iapp/archive/2012/07/06/3631789.html