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External Data Source

Source

Regular Expression
^(((1[6-9]|[2-9]\d)\d{2}\/(((0?[13578]|1[02])\/31)|((0?[1,3-9]|1[0-2])\/(29|30))))|((((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00)))\/0?2\/29)|((1[6-9]|[2-9]\d)\d{2})\/((0?[1-9])|(1[0-2]))\/(0?[1-9]|1\d|2[0-8]))$