zoukankan      html  css  js  c++  java
  • Java8 ChronoUnits枚举

    原文:http://www.yiibai.com/java8/java8_chronounits.html

    java.time.temporal.ChronoUnit 枚举在 Java8 中添加,以取代旧的API用来代表日,月等整数值

    让我们来看看他们的操作。

    使用所选择的任何编辑器创建下面的java程序在 C:/> JAVA

    Java8Tester.java

    import java.time.LocalDate;
    import java.time.temporal.ChronoUnit;
    
    public class Java8Tester {
       public static void main(String args[]){
          Java8Tester java8tester = new Java8Tester();
          java8tester.testChromoUnits(); 
       }
    
       public void testChromoUnits(){
    	   //Get the current date
           LocalDate today = LocalDate.now();
    	   System.out.println("Current date: " + today);	   
    	   //add 1 week to the current date
           LocalDate nextWeek = today.plus(1, ChronoUnit.WEEKS);
    	   System.out.println("Next week: " + nextWeek);	   
    	   //add 1 month to the current date
           LocalDate nextMonth = today.plus(1, ChronoUnit.MONTHS);
    	   System.out.println("Next month: " + nextMonth);	  
    	   //add 1 year to the current date
           LocalDate nextYear = today.plus(1, ChronoUnit.YEARS);
    	   System.out.println("Next year: " + nextYear);	  
    	   //add 10 years to the current date
           LocalDate nextDecade = today.plus(1, ChronoUnit.DECADES);
    	   System.out.println("Date after ten year: " + nextDecade);	  
       }	
    }

    验证结果

    使用javac编译器编译如下类

    C:JAVA>javac Java8Tester.java
    

    现在运行Java8Tester看到的结果

    C:JAVA>java Java8Tester
    

    看到结果

    Current date: 2014-12-10                                                 
    Next week: 2014-12-17                                                    
    Next month: 2015-01-10                                                   
    Next year: 2015-12-10                                                    
    Date after ten year: 2024-12-10 
  • 相关阅读:
    撩课-Java每天5道面试题第8天
    撩课-Java每天10道面试题第7天
    撩课-Java每天10道面试题第6天
    撩课-Java每天10道面试题第5天
    JavaScript高级程序设计51.pdf
    JavaScript高级程序设计50.pdf
    JavaScript高级程序设计49.pdf
    JavaScript高级程序设计48.pdf
    JavaScript高级程序设计47.pdf
    JavaScript高级程序设计46.pdf
  • 原文地址:https://www.cnblogs.com/shihaiming/p/6371214.html
Copyright © 2011-2022 走看看