• java.time.Instant isSupported()方法

  java time Instant isSupported(TemporalUnitunit)方法检查是否支持指定的单元。1语法publicbooleanisSupported(TemporalUnitunit)2参数uni

• java.time.Instant isSupported()方法

  java time Instant isSupported(TemporalFieldfield)方法检查是否支持指定的字段。1语法publicbooleanisSupported(TemporalFieldfield)2参