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External Data Source

Source

Regular Expression
^(((0)[13578]|(10)|(12))(/)((0[1-9])|([12][0-9])|((3)[01]))(/)(\d{4}))|(((0)[469]|(11))(/)((0[1-9])|([12][0-9])|(30))(/)(\d{4}))|((02)(/)((0[1-9])|((1)[0-9])|((2)[0-8]))(/)(\d{4}))|((02)(/)((0[1-9])|((1)[0-9])|((2)[0-9]))(/)((\d{2})(([02468][048])|([13579][26]))))$