^\d\d/\d\d/(19|2\d)\d\d$ > > there you say, two digits for days, two digits for month, and 19XX or > 2XXX for year (^and $ is to say I want exactly this full string, no > substrings patterns).
^\d\d/\d\d/(19|2\d)\d\d$
there you say, two digits for days, two digits for month, and 19XX or 2XXX for year (^and $ is to say I want exactly this full string, no substrings patterns).