private static string GetDotnetVersionFromReleaseKey(int releaseKey, out bool exact) { string version; if (Constants.ReleaseVersions.TryGetValue(releaseKey, out version)) { exact = true; return version; } exact = false; var releaseVersion = Constants.ReleaseVersions.Last(kvp => kvp.Key < releaseKey); return releaseVersion.Value + " or greater"; }