import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static void main(String[] args) { String dateString = "2021-08-31"; SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd"); try { Date date = dateFormat.parse(...
import java.time.LocalDateTime; import java.time.format.DateTimeFormatter; public class DateTimeToStringExample { public static void main(String[] args) { // 创建LocalDateTime对象 LocalDateTime now = LocalDateTime.now(); // 定义日期时间格式 DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM...
LocalDateTime dateTime = LocalDateTime.now(); String formattedDateTime = dateTime.format(formatter); System.out.println("Formatted date time: " + formattedDateTime); 复制代码 解析日期时间字符串: String dateTimeString = "2022-01-01 12:30:45"; LocalDateTime parsedDateTime = LocalDateTime.parse(date...
[Android.Runtime.Register("format","(Ljava/time/format/DateTimeFormatter;)Ljava/lang/String;","", ApiSince=26)]publicstring? Format (Java.Time.Format.DateTimeFormatter? formatter); 매개 변수 formatter DateTimeFormatter 반환 String
();// 获取当前的日期和时间// 步骤3:使用DateTimeFormatter格式化DateTimeDateTimeFormatterformatter=DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");// 定义格式// 步骤4:将LocalDateTime转换为字符串StringformattedDateTime=now.format(formatter);// 格式化为字符串// 步骤5:打印结果System.out.println("...
{publicstaticvoidmain(String[]args){ZonedDateTimezonedNow=ZonedDateTime.now();// 定义格式DateTimeFormatterformatter=DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss z");// 转换为字符串StringformattedString=zonedNow.format(formatter);System.out.println("格式化后的字符串(带时区): "+formattedString...
String shortDt = dt.format(DateTimeFormatter.ofLocalizedDateTime(FormatStyle.SHORT)); // MEDIUM范式格式化 String mediumDt = dt.format(DateTimeFormatter.ofLocalizedDateTime(FormatStyle.MEDIUM)); 写在最后 如果大家对相关文章感兴趣,可以关注公众号"架构殿堂",会持续更新AIGC,java基础面试题,netty, ...
JDK1.5中,String类新增了一个很有用的静态方法String.format():format(Locale l, String format, Object... args) 使用指定的语言环境、格式字符串和参数返回一个格式化字符串。format(String format, Object.
The next example creates localized datetime formats withofPatternandLocale. Main.java import java.time.LocalDateTime; import java.time.format.DateTimeFormatter; import java.util.Locale; void main() { var now = LocalDateTime.now(); String pattern = "EEEE, MMM dd, yyyy HH:mm:ss a"; ...
import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static void main(String[] args) { // 创建一个当前日期的实例 Date currentDate = new Date(); // 创建一个SimpleDateFormat实例,指定要使用的格式模式 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd ...