PHP.Core.LibrariesConfigurationList.LibraryKey C# (CSharp) Method

        private string LibraryKey(string assemblyName, Uri assemblyUrl)
        {
            return string.Format("{0}^{1}",
                (assemblyName != null) ? assemblyName.ToLowerInvariant() : string.Empty,
                (assemblyUrl != null) ? assemblyUrl.ToString().ToLowerInvariant() : string.Empty);
        }