Function single_period
fn single_period(s: &str) -> Result<Period, VocabularyParseError>Expand description
One segment, "3M" or "-1Y": a signed count and a unit letter, bounded
to two centuries.
fn single_period(s: &str) -> Result<Period, VocabularyParseError>One segment, "3M" or "-1Y": a signed count and a unit letter, bounded
to two centuries.