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External Data Source

Source

Regular Expression
^(((((0[1-9])|(1\d)|(2[0-8]))/((0[1-9])|(1[0-2])))|((31/((0 [13578])|(1[02])))|((29|30)/((0[1,3-9])|(1[0-2])))))/((000 [1-9])|(00[1-9][0-9])|(0[1-9][0-9][0-9])|([1-9][0-9][0-9] [0-9]))|(29/02/(([0-9][0-9](([02468][48])|([2468][048])| ([13579][26])))|((([02468][48])|([2468][048])|([13579] [26]))00))))$