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External Data Source

Source

Regular Expression
^(\d{4}-((0[1-9]|1[012])-(0[1-9]|1\d|2[0-8])|(0[13456789]|1[012])-(29|30)|(0[13578]|1[02])-31)|(\d{2}[02468][048]|[13579][26])-02-29) (0[0-9]|1[0-9]|2[0-4]):(60|[0-5][0-9]):(60|[0-5][0-9])$