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External Data Source

Source

Regular Expression
\b(((0[13578]|1[02])[\/\.-]?(0[1-9]|[12]\d|3[01])[\/\.-]?(19|20)?(\d{2}))|(0[13456789]|1[012])[\/\.-]?(0[1-9]|[12]\d|30)[\/\.-]?(19|20)?(\d{2}))|(02[\/\.-]?(0[1-9]|1\d|2[0-8])[\/\.-]?(19|20)?(\d{2}))|(02[\/\.-]?29[\/\.-]?(19|20)?((0[48]|[2468][048]|[13579][26])|(00)))\b