if (HuoDongURL.range(of: "tmall") != nil) {
//不替换掉前缀https为tmall的话，打不开天猫
let tmallUrl = HuoDongURL.replacingOccurrences(of: "https", with: "tmall")
print("复制板内容前：\(UIPasteboard.general.string)")
//给系统剪切板设置内容
UIPasteboard.general.string = "分享生成的口令"
//应用内可用的剪切板
//UIPasteboard.withUniqueName().string = ""
print("复制板内容后：\(UIPasteboard.general.string)")
//判断能否打开天猫
if UIApplication.shared.canOpenURL(tmallUrl!) {
print("打开天猫")
UIApplication.shared.openURL(tmallUrl!)
}
