根据屏幕分辨率判断当前手机型号(swift4.1)

import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.

        var label = "1"

        //获取屏幕大小
        let iOSDeviceScreenSize: CGSize = UIScreen.main.bounds.size

        NSLog("%@ x %@", iOSDeviceScreenSize.width, iOSDeviceScreenSize.height)
        var s : NSString = NSString(format: "%@ x %@",iOSDeviceScreenSize.width,iOSDeviceScreenSize.height)
        label = s as String

        //获取设备信息,判断是否为iphone
        if (UIDevice.current.userInterfaceIdiom == UIUserInterfaceIdiom.phone) {

            //判断是否为竖屏
            if (iOSDeviceScreenSize.height > iOSDeviceScreenSize.width){
                if(iOSDeviceScreenSize.height == 568){
                    NSLog("iphone5/5s/5c/se")
                } else if (iOSDeviceScreenSize.height == 667){
                    NSLog("iphone 6/6s/7/8")
                } else if (iOSDeviceScreenSize.height == 736){
                    NSLog("iphone 6plus/6Splus/7plus/8plus ")
                } else if (iOSDeviceScreenSize.height == 812){
                    NSLog("iphone X/XS ")
                } else if (iOSDeviceScreenSize.height == 896){
                    NSLog("iphone XR/XSMax ")
                } else {
                    NSLog("iphone4s....")
                }
            }

            if (iOSDeviceScreenSize.width > iOSDeviceScreenSize.height){
                if(iOSDeviceScreenSize.width == 568){
                    NSLog("iphone5/5s/5c/se")
                } else if (iOSDeviceScreenSize.width == 667){
                    NSLog("iphone 6/6s/7/8")
                } else if (iOSDeviceScreenSize.width == 736){
                    NSLog("iphone 6plus/6Splus/7plus/8plus ")
                } else if (iOSDeviceScreenSize.width == 812){
                    NSLog("iphone X/XS ")
                } else if (iOSDeviceScreenSize.width == 896){
                    NSLog("iphone XR/XSMax ")
                } else {
                    NSLog("iphone4s....")
                }
            }

        }

    }

}