On Sun, Oct 14, 2018 at 8:19 PM Michael Van Canneyt <mich...@freepascal.org> wrote: > > > > On Mon, 15 Oct 2018, Sven Barth via fpc-pascal wrote: > > > Marcos Douglas B. Santos <m...@delfire.net> schrieb am So., 14. Okt. 2018, > > 16:15: > > > >> Do you know any Pascal lib to parse strings to convert in date/time values? > >> The user is supposed to type human-friendly values like: > >> - "day" => trunc(now) > >> - "day-2" => trunc(now-2) > >> - "week" => trunc(now-7) > >> - "yesterday" => trunc(now-1) > >> - etc... > >> But they could type even their computer date format or ISO as well. > >> > >> A lib in C, but very complex: > >> - https://github.com/gagern/gnulib/blob/master/lib/parse-datetime.y > >> > >> I would like to start with something simpler, if possible. Thank you. > >> > > > > I don't know a specific library that fulfills your needs, but maybe you can > > build something atop of FpExprPars: > > http://wiki.lazarus.freepascal.org/How_To_Use_TFPExpressionParser > > At least according to the source it also supports datetime handling.
Thanks, Sven. > > It does, it's used (amongst other things) in the reporting engine; Michael, But does it work using just date values - accordingly with date format in OS - or also with "day", "tomorrow", etc? If not, can I extend those classes without change the original ones? Regards, Marcos Douglas _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-pascal