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n3rd/Base10ToBase64Url.cs

Last active August 12, 2017 17:13
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Base10ToBase64Url
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Base10ToBase64Url.cs
public static string Base10ToBase64Url(ulong base10)
{
char[] base64url = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_".ToCharArray();
var res = new List<char>();
for (ulong remainder = base10, mod = remainder % 64; remainder > 0; remainder = remainder / 64, mod = remainder % 64)
{
res.Add(base64url[mod]);
}
res.Reverse();
return new String(res.ToArray());
}
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