any +bytestring

any :: (Char -> Bool) -> ByteString -> Bool
bytestring Data.ByteString.Char8, bytestring Data.ByteString.Lazy.Char8
Applied to a predicate and a ByteString, any determines if any element of the ByteString satisfies the predicate.
any :: (Word8 -> Bool) -> ByteString -> Bool
bytestring Data.ByteString, bytestring Data.ByteString.Lazy
O(n) Applied to a predicate and a ByteString, any determines if any element of the ByteString satisfies the predicate.