重写一行如果 - ＆＃34;？：＆＃34; as＆＃34; ??＆＃34; - 避免使用StyleCop警告

Question

如何使用“??”编写单行“if”

示例：如何使用“??”编写以下内容而不是“？：”

        SiteSettings = (sitessettings == null)
            ? UnityManager.Instance.Resolve<ISiteSettingsFactory>().Get(100)
            : sitessettings;

Answer 1

您的条件陈述相当于：

SiteSettings = sitessettings 
            ?? UnityManager.Instance.Resolve<ISiteSettingsFactory>().Get(100);

Answer 2

也许

SiteSettings = sitessettings ?? UnityManager.Instance.Resolve<ISiteSettingsFactory>().Get(100)

Answer 3

试试这个？

SiteSettings = sitessettings ?? UnityManager.Instance.Resolve<ISiteSettingsFactory>().Get(100)

Answer 4

SiteSettings  = sitessettings ?? UnityManager.Instance.Resolve<ISiteSettingsFactory>().Get(100);