String.isupper#

usencrypt.cipher.String.isupper(self) usencrypt.cipher._boolean.Boolean#

Checks whether the encrypted string \(E(x)\) contains only encrypted uppercase ASCII characters.

Returns

An encrypted boolean indicating whether the given self is made of only encrypted uppercase characters.

Return type

usencrypt.cipher.Boolean

Examples
>>> import usencrypt as ue
>>> ue_s = ue.encrypt('hello, world!')
>>> ue.decrypt(ue_s.isupper())
False