NSString *strName = [[UIDevice currentDevice] name]; // Name of the phone as named by user
NSString *strSysName = [[UIDevice currentDevice] systemName]; // "iPhone OS"
NSString *strSysVersion = [[UIDevice currentDevice] systemVersion]; // "2.2.1"
NSString *strModel = [[UIDevice currentDevice] model]; // "iPhone" on both devices
NSString *strLocModel = [[UIDevice currentDevice] localizedModel]; // "iPhone" on both devices
float version = [[[UIDevice currentDevice] systemVersion] floatValue];
NSLog(@"\nstrName=%@ \nstrSysName=%@ \nstrSysVersion=%@ \nstrModel=%@ \nstrLocModel=%@ \nversion=%f",strName,strSysName,strSysVersion,strModel,strLocModel,version);
//打印结果
strName=haijie的 iPhone
strSysName=iPhone OS
strSysVersion=8.4
strModel=iPhone
strLocModel=iPhone
version=8.400000