Check that the year is in the correct format e.g. '2001-2002' is correct and returns TRUE, '2001' is not correct and returns FALSE
Check that the year is in the correct format e.g. '2001-2002' is correct and returns TRUE, '2001' is not correct and returns FALSE
validate_year(year, throw_error = TRUE)
year |
the year or years to validate |
throw_error |
whether to throw an error if the year is invalid |
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