如何在iOS上获得设备制作和模型?

I was wondering if it's possible to determine what kind of iPhone (for example) the currentdevice is? I know it's possible to get the model through NSString *deviceType = [[UIDevice currentDevice] model]; which will just return whether I have an "iPhone" or an "iPod", BUT I was wondering if it's possible to detect/know if I have an iPhone 3GS vs. and iPhone 4 vs. an iPhone 4S (in actuality, all I really want to do is determine if I have a 3G or not, because I'm doing fairly graphics intensive stuff).

所以，请告诉我，谢谢!

当前回答

我优化了NicolasMiari的实现，并添加了模拟器，在这里:

+ (NSString*)deviceName {

  static NSDictionary* deviceNamesByCode = nil;
  static NSString* deviceName = nil;

  if (deviceName) {
    return deviceName;
  }

  deviceNamesByCode = @{
    @"i386"      :@"Simulator",
    @"iPod1,1"   :@"iPod Touch",      // (Original)
    @"iPod2,1"   :@"iPod Touch",      // (Second Generation)
    @"iPod3,1"   :@"iPod Touch",      // (Third Generation)
    @"iPod4,1"   :@"iPod Touch",      // (Fourth Generation)
    @"iPhone1,1" :@"iPhone",          // (Original)
    @"iPhone1,2" :@"iPhone",          // (3G)
    @"iPhone2,1" :@"iPhone",          // (3GS)
    @"iPad1,1"   :@"iPad",            // (Original)
    @"iPad2,1"   :@"iPad 2",          //
    @"iPad3,1"   :@"iPad",            // (3rd Generation)
    @"iPhone3,1" :@"iPhone 4",        //
    @"iPhone4,1" :@"iPhone 4S",       //
    @"iPhone5,1" :@"iPhone 5",        // (model A1428, AT&T/Canada)
    @"iPhone5,2" :@"iPhone 5",        // (model A1429, everything else)
    @"iPad3,4"   :@"iPad",            // (4th Generation)
    @"iPad2,5"   :@"iPad Mini",       // (Original)
    @"iPhone5,3" :@"iPhone 5c",       // (model A1456, A1532 | GSM)
    @"iPhone5,4" :@"iPhone 5c",       // (model A1507, A1516, A1526 (China), A1529 | Global)
    @"iPhone6,1" :@"iPhone 5s",       // (model A1433, A1533 | GSM)
    @"iPhone6,2" :@"iPhone 5s",       // (model A1457, A1518, A1528 (China), A1530 | Global)
    @"iPad4,1"   :@"iPad Air",        // 5th Generation iPad (iPad Air) - Wifi
    @"iPad4,2"   :@"iPad Air",        // 5th Generation iPad (iPad Air) - Cellular
    @"iPad4,4"   :@"iPad Mini",       // (2nd Generation iPad Mini - Wifi)
    @"iPad4,5"   :@"iPad Mini"        // (2nd Generation iPad Mini - Cellular)
  };

  struct utsname systemInfo;
  uname(&systemInfo);
  NSString* code = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];

  deviceName = [deviceNamesByCode objectForKey:code];

  if (!deviceName) {
    // Not found in database. At least guess main device type from string contents:

    if ([code rangeOfString:@"iPod"].location != NSNotFound) {
      deviceName = @"iPod Touch";
    } else if([code rangeOfString:@"iPad"].location != NSNotFound) {
      deviceName = @"iPad";
    } else if([code rangeOfString:@"iPhone"].location != NSNotFound){
      deviceName = @"iPhone";
    } else {
      deviceName = @"Simulator";
    }
  }

  return deviceName;
}

```

2014-06-24 14:35:28

其他回答

用以下代码添加一个新文件，并简单地调用UIDevice。modelName包含迄今为止发布的所有型号，包括iPhone 13系列和Swift 5.0

import UIKit
import SystemConfiguration

public extension UIDevice {
    static let modelName: String = {
        var systemInfo = utsname()
        uname(&systemInfo)
        let machineMirror = Mirror(reflecting: systemInfo.machine)
        let identifier = machineMirror.children.reduce("") { identifier, element in
            guard let value = element.value as? Int8, value != 0 else { return identifier }
            return identifier + String(UnicodeScalar(UInt8(value)))
        }
        
        let deviceMapping = ["i386": "iPhone Simulator",
         "x86_64": "iPhone Simulator",
         "arm64": "iPhone Simulator",
         "iPhone1,1": "iPhone",
         "iPhone1,2": "iPhone 3G",
         "iPhone2,1": "iPhone 3GS",
         "iPhone3,1": "iPhone 4",
         "iPhone3,2": "iPhone 4 GSM Rev A",
         "iPhone3,3": "iPhone 4 CDMA",
         "iPhone4,1": "iPhone 4S",
         "iPhone5,1": "iPhone 5 (GSM)",
         "iPhone5,2": "iPhone 5 (GSM+CDMA)",
         "iPhone5,3": "iPhone 5C (GSM)",
         "iPhone5,4": "iPhone 5C (Global)",
         "iPhone6,1": "iPhone 5S (GSM)",
         "iPhone6,2": "iPhone 5S (Global)",
         "iPhone7,1": "iPhone 6 Plus",
         "iPhone7,2": "iPhone 6",
         "iPhone8,1": "iPhone 6s",
         "iPhone8,2": "iPhone 6s Plus",
         "iPhone8,4": "iPhone SE (GSM)",
         "iPhone9,1": "iPhone 7",
         "iPhone9,2": "iPhone 7 Plus",
         "iPhone9,3": "iPhone 7",
         "iPhone9,4": "iPhone 7 Plus",
         "iPhone10,1": "iPhone 8",
         "iPhone10,2": "iPhone 8 Plus",
         "iPhone10,3": "iPhone X Global",
         "iPhone10,4": "iPhone 8",
         "iPhone10,5": "iPhone 8 Plus",
         "iPhone10,6": "iPhone X GSM",
         "iPhone11,2": "iPhone XS",
         "iPhone11,4": "iPhone XS Max",
         "iPhone11,6": "iPhone XS Max Global",
         "iPhone11,8": "iPhone XR",
         "iPhone12,1": "iPhone 11",
         "iPhone12,3": "iPhone 11 Pro",
         "iPhone12,5": "iPhone 11 Pro Max",
         "iPhone12,8": "iPhone SE 2nd Gen",
         "iPhone13,1": "iPhone 12 Mini",
         "iPhone13,2": "iPhone 12",
         "iPhone13,3": "iPhone 12 Pro",
         "iPhone13,4": "iPhone 12 Pro Max",
         "iPhone14,2": "iPhone 13 Pro",
         "iPhone14,3": "iPhone 13 Pro Max",
         "iPhone14,4": "iPhone 13 Mini",
         "iPhone14,5": "iPhone 13",
         "iPod1,1": "1st Gen iPod",
         "iPod2,1": "2nd Gen iPod",
         "iPod3,1": "3rd Gen iPod",
         "iPod4,1": "4th Gen iPod",
         "iPod5,1": "5th Gen iPod",
         "iPod7,1": "6th Gen iPod",
         "iPod9,1": "7th Gen iPod",
         "iPad1,1": "iPad",
         "iPad1,2": "iPad 3G",
         "iPad2,1": "2nd Gen iPad",
         "iPad2,2": "2nd Gen iPad GSM",
         "iPad2,3": "2nd Gen iPad CDMA",
         "iPad2,4": "2nd Gen iPad New Revision",
         "iPad3,1": "3rd Gen iPad",
         "iPad3,2": "3rd Gen iPad CDMA",
         "iPad3,3": "3rd Gen iPad GSM",
         "iPad2,5": "iPad mini",
         "iPad2,6": "iPad mini GSM+LTE",
         "iPad2,7": "iPad mini CDMA+LTE",
         "iPad3,4": "4th Gen iPad",
         "iPad3,5": "4th Gen iPad GSM+LTE",
         "iPad3,6": "4th Gen iPad CDMA+LTE",
         "iPad4,1": "iPad Air (WiFi)",
         "iPad4,2": "iPad Air (GSM+CDMA)",
         "iPad4,3": "1st Gen iPad Air (China)",
         "iPad4,4": "iPad mini Retina (WiFi)",
         "iPad4,5": "iPad mini Retina (GSM+CDMA)",
         "iPad4,6": "iPad mini Retina (China)",
         "iPad4,7": "iPad mini 3 (WiFi)",
         "iPad4,8": "iPad mini 3 (GSM+CDMA)",
         "iPad4,9": "iPad Mini 3 (China)",
         "iPad5,1": "iPad mini 4 (WiFi)",
         "iPad5,2": "4th Gen iPad mini (WiFi+Cellular)",
         "iPad5,3": "iPad Air 2 (WiFi)",
         "iPad5,4": "iPad Air 2 (Cellular)",
         "iPad6,3": "iPad Pro (9.7 inch, WiFi)",
         "iPad6,4": "iPad Pro (9.7 inch, WiFi+LTE)",
         "iPad6,7": "iPad Pro (12.9 inch, WiFi)",
         "iPad6,8": "iPad Pro (12.9 inch, WiFi+LTE)",
         "iPad6,11": "iPad (2017)",
         "iPad6,12": "iPad (2017)",
         "iPad7,1": "iPad Pro 2nd Gen (WiFi)",
         "iPad7,2": "iPad Pro 2nd Gen (WiFi+Cellular)",
         "iPad7,3": "iPad Pro 10.5-inch",
         "iPad7,4": "iPad Pro 10.5-inch",
         "iPad7,5": "iPad 6th Gen (WiFi)",
         "iPad7,6": "iPad 6th Gen (WiFi+Cellular)",
         "iPad7,11": "iPad 7th Gen 10.2-inch (WiFi)",
         "iPad7,12": "iPad 7th Gen 10.2-inch (WiFi+Cellular)",
         "iPad8,1": "iPad Pro 11 inch 3rd Gen (WiFi)",
         "iPad8,2": "iPad Pro 11 inch 3rd Gen (1TB, WiFi)",
         "iPad8,3": "iPad Pro 11 inch 3rd Gen (WiFi+Cellular)",
         "iPad8,4": "iPad Pro 11 inch 3rd Gen (1TB, WiFi+Cellular)",
         "iPad8,5": "iPad Pro 12.9 inch 3rd Gen (WiFi)",
         "iPad8,6": "iPad Pro 12.9 inch 3rd Gen (1TB, WiFi)",
         "iPad8,7": "iPad Pro 12.9 inch 3rd Gen (WiFi+Cellular)",
         "iPad8,8": "iPad Pro 12.9 inch 3rd Gen (1TB, WiFi+Cellular)",
         "iPad8,9": "iPad Pro 11 inch 4th Gen (WiFi)",
         "iPad8,10": "iPad Pro 11 inch 4th Gen (WiFi+Cellular)",
         "iPad8,11": "iPad Pro 12.9 inch 4th Gen (WiFi)",
         "iPad8,12": "iPad Pro 12.9 inch 4th Gen (WiFi+Cellular)",
         "iPad11,1": "iPad mini 5th Gen (WiFi)",
         "iPad11,2": "iPad mini 5th Gen",
         "iPad11,3": "iPad Air 3rd Gen (WiFi)",
         "iPad11,4": "iPad Air 3rd Gen",
         "iPad11,6": "iPad 8th Gen (WiFi)",
         "iPad11,7": "iPad 8th Gen (WiFi+Cellular)",
         "iPad13,1": "iPad air 4th Gen (WiFi)",
         "iPad13,2": "iPad air 4th Gen (WiFi+Cellular)",
         "iPad13,4": "iPad Pro 11 inch 3rd Gen",
         "iPad13,5": "iPad Pro 11 inch 3rd Gen",
         "iPad13,6": "iPad Pro 11 inch 3rd Gen",
         "iPad13,7": "iPad Pro 11 inch 3rd Gen",
         "iPad13,8": "iPad Pro 12.9 inch 5th Gen",
         "iPad13,9": "iPad Pro 12.9 inch 5th Gen",
         "iPad13,10": "iPad Pro 12.9 inch 5th Gen",
         "iPad13,11": "iPad Pro 12.9 inch 5th Gen"]
        return deviceMapping[identifier] ?? identifier
    }()
}

2019-11-27 13:44:27

对于那些不想使用Swift的Mirror的人，这里有一个使用普通类型的解决方案(也支持模拟器):

#if targetEnvironment(simulator)
@objc public protocol UIDevicePrivate {
    @objc func _deviceInfoForKey(_:String) -> Any?
}
#endif

extension UIDevice {
    var hardwareModel: String {
#if targetEnvironment(simulator)
        let privateSelf = unsafeBitCast(self, to:UIDevicePrivate.self)
        if let model = privateSelf._deviceInfoForKey("HWModelStr") as? String {
            return model + " (Simulator)"
        }
#endif
        var systemInfo = utsname()
        uname(&systemInfo)
        return String(characters: systemInfo.machine)
    }
}

typealias StaticArray256<Element> = (Element, Element, Element,Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element, Element)

// This function is necessary because Swift really doesn't like creating a 256 element long static array

func enumerate<T>(tuple: StaticArray256<T>, body: (Int, T) -> Void) {
    body(0, tuple.0)
    body(1, tuple.1)
    body(2, tuple.2)
    body(3, tuple.3)
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    body(251, tuple.251)
    body(252, tuple.252)
    body(253, tuple.253)
    body(254, tuple.254)
    body(255, tuple.255)
}

extension Array {
    init(staticArray: StaticArray256<Element>) {
        var array = [Element]()
        enumerate(tuple: staticArray) { array.append($1) }
        self = array
    }
}

extension String {
    init(characters: StaticArray256<CChar>) {
        self.init(String.UnicodeScalarView(Array(staticArray: characters).compactMap(Int.init).filter({ $0 > 0 }).compactMap(UnicodeScalar.init)))
    }
}

2022-08-26 18:42:23

我已经创建了plist文件，以帮助您获得每个设备的完整名称(源代码就在我的答案的末尾)

根据OhhMee的回答，你可以这样使用:

斯威夫特4.0

static func deviceName() -> String {

        var systemInfo = utsname()
        uname(&systemInfo)

        guard let iOSDeviceModelsPath = Bundle.main.path(forResource: "iOSDeviceModelMapping", ofType: "plist") else { return "" }
        guard let iOSDevices = NSDictionary(contentsOfFile: iOSDeviceModelsPath) else { return "" }

        let machineMirror = Mirror(reflecting: systemInfo.machine)
        let identifier = machineMirror.children.reduce("") { identifier, element in
            guard let value = element.value as? Int8, value != 0 else { return identifier }
            return identifier + String(UnicodeScalar(UInt8(value)))
        }

        return iOSDevices.value(forKey: identifier) as! String
    }

不要忘记在桥接头中添加#import <sys/utsname.h>。

Objective - C

#import <sys/utsname.h>

NSString *machineName()
{
    struct utsname systemInfo;
    uname(&systemInfo);

    NSString *iOSDeviceModelsPath = [[NSBundle mainBundle] pathForResource:@"iOSDeviceModelMapping" ofType:@"plist"];
    NSDictionary *iOSDevices = [NSDictionary dictionaryWithContentsOfFile:iOSDeviceModelsPath];

    NSString* deviceModel = [NSString stringWithCString:systemInfo.machine
                                               encoding:NSUTF8StringEncoding];

    return [iOSDevices valueForKey:deviceModel];
}

plist文件:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>x86_64</key>
    <string>Simulator</string>
    <key>i386</key>
    <string>Simulator</string>
    <key>iPod1,1</key>
    <string>iPod Touch 1st Gen</string>
    <key>iPod2,1</key>
    <string>iPod Touch 2nd Gen</string>
    <key>iPod3,1</key>
    <string>iPod Touch 3rd Gen</string>
    <key>iPod4,1</key>
    <string>iPod Touch 4th Gen</string>
    <key>iPod5,1</key>
    <string>iPod Touch 5th Gen</string>
    <key>iPod7,1</key>
    <string>iPod Touch 6th Gen</string>
    <key>iPhone1,1</key>
    <string>iPhone</string>
    <key>iPhone1,2</key>
    <string>iPhone 3G</string>
    <key>iPhone2,1</key>
    <string>iPhone 3GS</string>
    <key>iPhone3,1</key>
    <string>iPhone 4</string>
    <key>iPhone3,2</key>
    <string>iPhone 4</string>
    <key>iPhone3,3</key>
    <string>iPhone 4</string>
    <key>iPhone4,1</key>
    <string>iPhone 4S</string>
    <key>iPhone5,1</key>
    <string>iPhone 5 model A1428</string>
    <key>iPhone5,2</key>
    <string>iPhone 5 model A1429</string>
    <key>iPhone5,3</key>
    <string>iPhone 5C</string>
    <key>iPhone5,4</key>
    <string>iPhone 5C</string>
    <key>iPhone6,1</key>
    <string>iPhone 5S</string>
    <key>iPhone6,2</key>
    <string>iPhone 5S</string>
    <key>iPhone7,2</key>
    <string>iPhone 6</string>
    <key>iPhone7,1</key>
    <string>iPhone 6 Plus</string>
    <key>iPhone8,1</key>
    <string>iPhone 6S</string>
    <key>iPhone8,2</key>
    <string>iPhone 6S Plus</string>
    <key>iPhone8,4</key>
    <string>iPhone SE</string>
    <key>iPhone9,1</key>
    <string>iPhone 7</string>
    <key>iPhone9,2</key>
    <string>iPhone 7 Plus</string>
    <key>iPhone9,3</key>
    <string>iPhone 7</string>
    <key>iPhone9,4</key>
    <string>iPhone 7 Plus</string>
    <key>iPhone10,1</key>
    <string>iPhone 8</string>
    <key>iPhone10,4</key>
    <string>iPhone 8</string>
    <key>iPhone10,2</key>
    <string>iPhone 8 Plus</string>
    <key>iPhone10,5</key>
    <string>iPhone 8 Plus</string>
    <key>iPhone10,3</key>
    <string>iPhone X</string>
    <key>iPhone10,6</key>
    <string>iPhone X</string>
    <key>iPhone11,2</key>
    <string>iPhone XS</string>
    <key>iPhone11,4</key>
    <string>iPhone XS Max</string>
    <key>iPhone11,6</key>
    <string>iPhone XS Max</string>
    <key>iPhone11,8</key>
    <string>iPhone XR</string>
    <key>iPad1,1</key>
    <string>iPad</string>
    <key>iPad2,1</key>
    <string>iPad 2</string>
    <key>iPad2,2</key>
    <string>iPad 2</string>
    <key>iPad2,3</key>
    <string>iPad 2</string>
    <key>iPad2,4</key>
    <string>iPad 2</string>
    <key>iPad3,1</key>
    <string>iPad 3rd Gen</string>
    <key>iPad3,2</key>
    <string>iPad 3rd Gen</string>
    <key>iPad3,3</key>
    <string>iPad 3rd Gen</string>
    <key>iPad3,4</key>
    <string>iPad 4th Gen</string>
    <key>iPad3,5</key>
    <string>iPad 4th Gen</string>
    <key>iPad3,6</key>
    <string>iPad 4th Gen</string>
    <key>iPad4,1</key>
    <string>iPad Air</string>
    <key>iPad4,2</key>
    <string>iPad Air</string>
    <key>iPad4,3</key>
    <string>iPad Air</string>
    <key>iPad2,5</key>
    <string>iPad Mini 1st Gen</string>
    <key>iPad2,6</key>
    <string>iPad Mini 1st Gen</string>
    <key>iPad2,7</key>
    <string>iPad Mini 1st Gen</string>
    <key>iPad4,4</key>
    <string>iPad Mini 2nd Gen</string>
    <key>iPad4,5</key>
    <string>iPad Mini 2nd Gen</string>
    <key>iPad4,6</key>
    <string>iPad Mini 2nd Gen</string>
    <key>iPad4,7</key>
    <string>iPad Mini 3rd Gen</string>
    <key>iPad4,8</key>
    <string>iPad Mini 3rd Gen</string>
    <key>iPad4,9</key>
    <string>iPad Mini 3rd Gen</string>
    <key>iPad5,1</key>
    <string>iPad Mini 4</string>
    <key>iPad5,2</key>
    <string>iPad Mini 4</string>
    <key>iPad5,3</key>
    <string>iPad Air 2</string>
    <key>iPad5,4</key>
    <string>iPad Air 2</string>
    <key>iPad6,3</key>
    <string>iPad Pro 9.7 inch</string>
    <key>iPad6,4</key>
    <string>iPad Pro 9.7 inch</string>
    <key>iPad6,7</key>
    <string>iPad Pro 12.9 inch</string>
    <key>iPad6,8</key>
    <string>iPad Pro 12.9 inch</string>
    <key>iPad7,1</key>
    <string>iPad Pro 12.9 inch 2nd Gen</string>
    <key>iPad7,2</key>
    <string>iPad Pro 12.9 inch 2nd Gen</string>
    <key>iPad7,3</key>
    <string>iPad Pro 10.5 inch</string>
    <key>iPad7,4</key>
    <string>iPad Pro 10.5 inch</string>
    <key>iPad8,1</key>
    <string>iPad Pro 11 inch</string>
    <key>iPad8,2</key>
    <string>iPad Pro 11 inch</string>
    <key>iPad8,3</key>
    <string>iPad Pro 11 inch</string>
    <key>iPad8,4</key>
    <string>iPad Pro 11 inch</string>
    <key>iPad8,5</key>
    <string>iPad Pro 12.9 inch 3rd Gen</string>
    <key>iPad8,6</key>
    <string>iPad Pro 12.9 inch 3rd Gen</string>
    <key>iPad8,7</key>
    <string>iPad Pro 12.9 inch 3rd Gen</string>
    <key>iPad8,8</key>
    <string>iPad Pro 12.9 inch 3rd Gen</string>
</dict>
</plist>

2013-07-15 13:47:56

为了节省别人的时间。因为接受，必须投票回答建议库使用私人API和我的应用程序被拒绝，因为uidevice-extension就在昨天! 我切换到GBDeviceInfo库，安装为pod以及，现在它看起来不错，维护和更新到最新的设备。

2018-08-03 16:34:03

这个解决方案适用于物理设备和iOS模拟器，模拟器返回的模型与物理设备返回的模型相同。iPhone X (GSM)为iPhone10,6，而不是“x86_64”。

定义- Swift 4:

import UIKit

extension UIDevice {
    var modelName: String {
        var systemInfo = utsname()
        uname(&systemInfo)
        let machineMirror = Mirror(reflecting: systemInfo.machine)
        let identifier = machineMirror.children.reduce("") { identifier, element in
            guard let value = element.value as? Int8, value != 0 else { return identifier }
            return identifier + String(UnicodeScalar(UInt8(value)))
        }
        if let value = ProcessInfo.processInfo.environment["SIMULATOR_MODEL_IDENTIFIER"] {
            return value
        } else {
            return identifier
        }
    }
}

用法:

print(UIDevice.current.modelName)

2017-12-04 17:58:41

如何在iOS上获得设备制作和模型?

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