获取iOS设备型号

+(NSString *)platformString{

// Gets a string with the device model
// Needs import  #include <sys/utsname.h>
struct utsname systemInfo;
uname(&systemInfo);
NSString * platform = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];

// iphone
if ([platform isEqualToString:@"iPhone1,1"])    return @"iPhone 2G";
if ([platform isEqualToString:@"iPhone1,2"])    return @"iPhone 3G";

if ([platform isEqualToString:@"iPhone2,1"])    return @"iPhone 3GS";

if ([platform isEqualToString:@"iPhone3,1"])    return @"iPhone 4";
if ([platform isEqualToString:@"iPhone3,2"])    return @"iPhone 4";
if ([platform isEqualToString:@"iPhone3,3"])    return @"iPhone 4 (CDMA)";

if ([platform isEqualToString:@"iPhone4,1"])    return @"iPhone 4S"
    ;
if ([platform isEqualToString:@"iPhone5,1"])    return @"iPhone 5";
if ([platform isEqualToString:@"iPhone5,2"])    return @"iPhone 5 (GSM+CDMA)";
if ([platform isEqualToString:@"iPhone5,3"])    return @"iPhone 5C (CDMA)";
if ([platform isEqualToString:@"iPhone5,4"])    return @"iPhone 5C";

if ([platform isEqualToString:@"iPhone6,1"])    return @"iPhone 5S (CDMA)";
if ([platform isEqualToString:@"iPhone6,2"])    return @"iPhone 5S";

if ([platform isEqualToString:@"iPhone7,1"])    return @"iPhone 6 Plus";
if ([platform isEqualToString:@"iPhone7,2"])    return @"iPhone 6";

if ([platform isEqualToString:@"iPhone8,1"])    return @"iPhone 6s";
if ([platform isEqualToString:@"iPhone8,2"])    return @"iPhone 6s Plus";
if ([platform isEqualToString:@"iPhone8,3"])    return @"iPhone SE";
if ([platform isEqualToString:@"iPhone8,4"])    return @"iPhone SE";

if ([platform isEqualToString:@"iPhone9,1"])    return @"iPhone 7";
if ([platform isEqualToString:@"iPhone9,2"])    return @"iPhone 7 Plus";




if ([platform isEqualToString:@"iPod1,1"])      return @"iPod Touch (1 Gen)";
if ([platform isEqualToString:@"iPod2,1"])      return @"iPod Touch (2 Gen)";
if ([platform isEqualToString:@"iPod3,1"])      return @"iPod Touch (3 Gen)";
if ([platform isEqualToString:@"iPod4,1"])      return @"iPod Touch (4 Gen)";
if ([platform isEqualToString:@"iPod5,1"])      return @"iPod Touch (5 Gen)";

if ([platform isEqualToString:@"iPad1,1"])      return @"iPad";
if ([platform isEqualToString:@"iPad1,2"])      return @"iPad 3G";
if ([platform isEqualToString:@"iPad2,1"])      return @"iPad 2 (WiFi)";
if ([platform isEqualToString:@"iPad2,2"])      return @"iPad 2";
if ([platform isEqualToString:@"iPad2,3"])      return @"iPad 2 (CDMA)";
if ([platform isEqualToString:@"iPad2,4"])      return @"iPad 2";
if ([platform isEqualToString:@"iPad2,5"])      return @"iPad Mini (WiFi)";
if ([platform isEqualToString:@"iPad2,6"])      return @"iPad Mini";
if ([platform isEqualToString:@"iPad2,7"])      return @"iPad Mini (GSM+CDMA)";
if ([platform isEqualToString:@"iPad3,1"])      return @"iPad 3 (WiFi)";
if ([platform isEqualToString:@"iPad3,2"])      return @"iPad 3 (GSM+CDMA)";
if ([platform isEqualToString:@"iPad3,3"])      return @"iPad 3";
if ([platform isEqualToString:@"iPad3,4"])      return @"iPad 4 (WiFi)";
if ([platform isEqualToString:@"iPad3,5"])      return @"iPad 4";
if ([platform isEqualToString:@"iPad3,6"])      return @"iPad 4 (GSM+CDMA)";

if ([platform isEqualToString:@"i386"])         return @"Simulator";
if ([platform isEqualToString:@"x86_64"])       return @"Simulator";
return platform;
}

ipod touch 和iPad 待更新