What is the range of possible characters returned from this string?
function base64url_encode($data)
{
return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
}
My guess is [a-z0-9-_]
What is the range of possible characters returned from this string?
function base64url_encode($data)
{
return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
}
My guess is [a-z0-9-_]