iOS 获取设备型号

/**
获取设备名称
*/

• (NSString *)iphoneName
  {
  struct utsname systemInfo;
  uname(&systemInfo); // 获取系统设备信息
  NSString *platform = [NSString stringWithCString:systemInfo.machine encoding:NSASCIIStringEncoding];

  NSDictionary *dict = @{
  // iPhone
  @"iPhone5,3" : @"iPhone 5c",
  @"iPhone5,4" : @"iPhone 5c",
  @"iPhone6,1" : @"iPhone 5s",
  @"iPhone6,2" : @"iPhone 5s",
  @"iPhone7,1" : @"iPhone 6 Plus",
  @"iPhone7,2" : @"iPhone 6",
  @"iPhone8,1" : @"iPhone 6s",
  @"iPhone8,2" : @"iPhone 6s Plus",
  @"iPhone8,4" : @"iPhone SE",
  @"iPhone9,1" : @"iPhone 7",
  @"iPhone9,2" : @"iPhone 7 Plus",
  @"iPhone10,1" : @"iPhone 8",
  @"iPhone10,4" : @"iPhone 8",
  @"iPhone10,2" : @"iPhone 8 Plus",
  @"iPhone10,5" : @"iPhone 8 Plus",
  @"iPhone10,3" : @"iPhone X",
  @"iPhone10,6" : @"iPhone X",
  @"iPhone11,2" : @"iPhone XS",
  @"iPhone11,4" : @"iPhone XS Max",
  @"iPhone11,6" : @"iPhone XS Max",
  @"iPhone11,8" : @"iPhone XR",
  @"i386" : @"iPhone Simulator",
  @"x86_64" : @"iPhone Simulator",
  // iPad
  @"iPad4,1" : @"iPad Air",
  @"iPad4,2" : @"iPad Air",
  @"iPad4,3" : @"iPad Air",
  @"iPad5,3" : @"iPad Air 2",
  @"iPad5,4" : @"iPad Air 2",
  @"iPad6,7" : @"iPad Pro 12.9",
  @"iPad6,8" : @"iPad Pro 12.9",
  @"iPad6,3" : @"iPad Pro 9.7",
  @"iPad6,4" : @"iPad Pro 9.7",
  @"iPad6,11" : @"iPad 5",
  @"iPad6,12" : @"iPad 5",
  @"iPad7,1" : @"iPad Pro 12.9 inch 2nd gen",
  @"iPad7,2" : @"iPad Pro 12.9 inch 2nd gen",
  @"iPad7,3" : @"iPad Pro 10.5",
  @"iPad7,4" : @"iPad Pro 10.5",
  @"iPad7,5" : @"iPad 6",
  @"iPad7,6" : @"iPad 6",
  // iPad mini
  @"iPad2,5" : @"iPad mini",
  @"iPad2,6" : @"iPad mini",
  @"iPad2,7" : @"iPad mini",
  @"iPad4,4" : @"iPad mini 2",
  @"iPad4,5" : @"iPad mini 2",
  @"iPad4,6" : @"iPad mini 2",
  @"iPad4,7" : @"iPad mini 3",
  @"iPad4,8" : @"iPad mini 3",
  @"iPad4,9" : @"iPad mini 3",
  @"iPad5,1" : @"iPad mini 4",
  @"iPad5,2" : @"iPad mini 4",
  // Apple Watch
  @"Watch1,1" : @"Apple Watch",
  @"Watch1,2" : @"Apple Watch",
  @"Watch2,6" : @"Apple Watch Series 1",
  @"Watch2,7" : @"Apple Watch Series 1",
  @"Watch2,3" : @"Apple Watch Series 2",
  @"Watch2,4" : @"Apple Watch Series 2",
  @"Watch3,1" : @"Apple Watch Series 3",
  @"Watch3,2" : @"Apple Watch Series 3",
  @"Watch3,3" : @"Apple Watch Series 3",
  @"Watch3,4" : @"Apple Watch Series 3",
  @"Watch4,1" : @"Apple Watch Series 4",
  @"Watch4,2" : @"Apple Watch Series 4",
  @"Watch4,3" : @"Apple Watch Series 4",
  @"Watch4,4" : @"Apple Watch Series 4"
  };
  NSString *name = dict[platform];

  return name ? name : platform;
  }

点击屏幕 产生轻微触感（震动反馈）
if (@available(iOS 11.0, *))
{
UIImpactFeedbackGenerator *feedBackGenertor = [[UIImpactFeedbackGenerator alloc] initWithStyle:UIImpactFeedbackStyleLight];
[feedBackGenertor impactOccurred];
}

打开终端，用cd命令 定位到工程所在的目录，然后调用以下命名即可把每个源代码文件行数及总数统计出来：

find . "(" -name ".m" -or -name ".mm" -or -name ".cpp" -or -name ".h" -or -name "*.rss" ")" -print | xargs wc -l