DateTime Literals ("M" Reference)
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DateTime literals are used to write a time of day on a specific date that is independent of time zone. DateTime literals are similar to ISO 8601; ‘0001’ is the representation of 1 AD; there is no year 0, and ‘0000’ is not a valid lexical representation; ‘-0001’ is the representation of 1 BC. The type of a DateTime literal is DateTime.
Literal Format
DateTime literals take the following format.
DateTimeLiteral:
DateLiteral T TimeLiteral