Java8时间⽇期格式化
时区的处理：
ZonedDate/ZonedTime/ZonedDateTime
pgiga.Java8;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Set;
/**
* Java8时间⽇期格式化：DateTimeFormatter
*/
public class TestDateTimeFormatter {java时间日期格式转换
public static void main(String[] args) {
DateTimeFormatter dtf = DateTimeFormatter.ISO_DATE_TIME;
LocalDateTime ldt = w();
String strDate = ldt.format(dtf);
System.out.println(strDate);
DateTimeFormatter dtf2 = DateTimeFormatter.ofPattern("yyyy年MM⽉dd⽇ HH:mm:ss");
String strDate2 = dtf2.format(ldt);
System.out.println(strDate2);
LocalDateTime newDate = ldt.parse(strDate2, dtf2);
System.out.println(newDate);
//对时区的操作ZonedDate/ZonedTime/ZonedDateTime
Set<String> set = AvailableZoneIds();
set.forEach(System.out::println);
LocalDateTime ldt3 = w(ZoneId.of("Europe/Tallinn"));
System.out.println(ldt3);
LocalDateTime ldt4 = w(ZoneId.of("Asia/Shanghai"));
ZonedDateTime zdt = ldt4.atZone(ZoneId.of("Asia/Shanghai"));
System.out.println(zdt);
}
}