MY PRECIOUS DATE REGEX

^\d{1,2}\/\d{1,2}\/\d{4}|\d{1,2}-\d{1,2}-\d{4}|^(?:Jan(?:uary)?|Feb(?:ruary)?|Mar(?:ch)?|Apr(?:il)?|May|June?|July?|Aug(?:ust)?|Sep(?:tember)?|Oct(?:ober)?|Nov(?:ember)?|Dec(?:ember)?)\s\d{1,2},\s\d{4}|^(?:JAN(?:UARY)?|FEB(?:RUARY)?|MAR(?:CH)?|APR(?:IL)?|MAY|JUNE?|JUN?|JULY?|JUL?|AUG(?:UST)?|SEP(?:TEMBER)?|OCT(?:OBER)?|NOV(?:EMBER)?|DEC(?:EMBER)?)\s\d{1,2},\s\d{4}