url constant

String const url

URL regex

Implementation

static const String url =
    r"((https?:www\.)|(https?:\/\/)|(www\.))[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9]{1,}(\/[-a-zA-Z0-9()@:%_\+À-ü.~#?&\/=]*)?";