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jaime-olivares/HL7-datetime-regex.txt

Created June 19, 2019 18:34
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Regex expression for HL7 date according to http://www.hl7.eu/refactored/dtDTM.html
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HL7-datetime-regex.txt
^((?:19|20)[0-9]{2})(?:(1[0-2]|0[1-9])(?:(3[0-1]|[1-2][0-9]|0[1-9])(?:([0-1][0-9]|2[0-3])(?:([0-5][0-9])(?:([0-5][0-9](?:\.[0-9]{1,4})?)?)?)?)?)?)?([+-](?:[0-1][0-9]|2[0-3])[0-5][0-9])?$
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This regex attempts to fully comply with the HL7 specification.
The pattern analyzed is: YYYY[MM[DD[HH[MM[SS[.S[S[S[S]]]]]]]]][+/-ZZZZ]

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