获取IOS硬件设备的型号(转)

/*
  *  获取版本型号
  *  "i386"          simulator
  *  "iPod1,1"       iPod Touch
  *  "iPhone1,1"     iPhone
  *  "iPhone1,2"     iPhone 3G
  *  "iPhone2,1"     iPhone 3GS
  *  "iPad1,1"       iPad
  *  "iPhone3,1"     iPhone 4
  */
 +(NSString *)deviceString;
 
 
 
 
 +(NSString*)deviceString
 {
     struct utsname systemInfo;
     uname(&systemInfo);
     NSString *deviceString = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];
    
     if ([deviceString isEqualToString:@"iPhone1,1"])    return @"iPhone 1G";
     if ([deviceString isEqualToString:@"iPhone1,2"])    return @"iPhone 3G";
     if ([deviceString isEqualToString:@"iPhone2,1"])    return @"iPhone 3GS";
     if ([deviceString isEqualToString:@"iPhone3,1"])    return @"iPhone 4";
     if ([deviceString isEqualToString:@"iPhone3,2"])    return @"Verizon iPhone 4";
     if ([deviceString isEqualToString:@"iPod1,1"])      return @"iPod Touch 1G";
     if ([deviceString isEqualToString:@"iPod2,1"])      return @"iPod Touch 2G";
     if ([deviceString isEqualToString:@"iPod3,1"])      return @"iPod Touch 3G";
     if ([deviceString isEqualToString:@"iPod4,1"])      return @"iPod Touch 4G";
     if ([deviceString isEqualToString:@"iPad1,1"])      return @"iPad";
     if ([deviceString isEqualToString:@"iPad2,1"])      return @"iPad 2 (WiFi)";
     if ([deviceString isEqualToString:@"iPad2,2"])      return @"iPad 2 (GSM)";
     if ([deviceString isEqualToString:@"iPad2,3"])      return @"iPad 2 (CDMA)";
     if ([deviceString isEqualToString:@"i386"])         return @"Simulator";
     if ([deviceString isEqualToString:@"x86_64"])       return @"Simulator";
 
     DLog(@"NOTE: Unknown device type: %@", deviceString);
     return deviceString;
 }

http://www.cnblogs.com/taintain1984/archive/2013/01/05/2845224.html

//获取系统版本

NSLog([[UIDevice currentDevice] name]); // Name of the phone as named by user

NSLog([[UIDevice currentDevice] uniqueIdentifier]); // A GUID like string

NSLog([[UIDevice currentDevice] systemName]); // "iPhone OS"

NSLog([[UIDevice currentDevice] systemVersion]); // "2.2.1"

NSLog([[UIDevice currentDevice] model]); // "iPhone" on both devices

NSLog([[UIDevice currentDevice] localizedModel]); // "iPhone" on both devices

float version = [[[UIDevice currentDevice] systemVersion] floatValue];