What characters .NET extension supports?
It is possible to register the letters a to z, á, é, í, ó, ú, ñ, à, è, ù, â, ê, î, ô, û, ç, ë, ï, ü, ä, ö, ß, č, ď, ě, ň, ř, š, ť, ů, ý, ž, ø, æ, å, þ, đ, the numbers 0 to 9, Albanian characters, Arabic letters ا to ء, Bulgarian characters, Hebrew characters, Russian characters a to я, Chinese characters, Greek characters α to Ω, and “-“.