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External Data Source

Source

Regular Expression
((a|p|A|P)(m|M)\s{0,1}(0[0-9]|1[0-2]|[0-9]):[0-5][0-9]:[0-5][0-9])|((a|p|A|P)(m|M)\s{0,1}(0[0-9]|1[0-2]|[0-9]):[0-5][0-9])|((0[0-9]|1[0-2]|[0-9]):[0-5][0-9]\s{0,1}(a|p|A|P)(m|M))|((0[0-9]|1[0-2]|[0-9]):[0-5][0-9]:[0-5][0-9]\s{0,1}(a|p|A|P)(m|M))|((0[0-9]|1[0-9]|2[0-3]|[0-9]):[0-5][0-9]:[0-5][0-9])|((0[0-9]|1[0-9]|2[0-3]|[0-9]):[0-5][0-9])