时间 获取方法及格式化
来源:互联网 发布:2017年新三板最新数据 编辑:程序博客网 时间:2024/06/12 21:20
- import java.sql.Date;
- import java.text.SimpleDateFormat;
- import java.util.Calendar;
-
- public class yesterdaycurrent {
- public static void main(String ags[]){
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- Calendar cal = Calendar.getInstance();
- System.out.println(cal.getTime());
- cal.add(Calendar.DATE, -1);
- System.out.println(cal.getTime());
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- System.out.println("*****************************************************");
- cal.set(Calendar.YEAR, 2012);
- cal.set(Calendar.MONDAY, 10);
- cal.set(Calendar.DAY_OF_MONTH, 14);
- System.out.println(cal.get(Calendar.YEAR)+" "+(cal.get(Calendar.MONTH))+" "+(cal.get(Calendar.DAY_OF_MONTH)));
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- System.out.println("*****************************************************");
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- Date d = new Date(2012, 10, 14);
- long now = d.getTime();
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- System.out.println(d.getDay()+" "+d.getMonth()+" "+d.getTime()+" "+d.getYear()+" "+d.getDate()+" ");
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- System.out.println("*****************************************************");
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- Calendar c = Calendar.getInstance();
- c.set(Calendar.YEAR, 2012);
- c.set(Calendar.MONDAY, 0);
- c.set(Calendar.DAY_OF_MONTH, 30);
- Calendar c1 = (Calendar)c.clone();
- System.out.print((c.get(Calendar.YEAR))+" "+(c.get(Calendar.MONDAY)+1)+" "+c.get(Calendar.DAY_OF_MONTH));
- c.add(Calendar.DAY_OF_MONTH, 1);
- if(c.get(Calendar.MONDAY)!=c1.get(Calendar.MONDAY)){
- System.out.println("是最后一天!!!!");
- }else {
- System.out.println("不是最后一天!!!!");
- }
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- System.out.println("*****************************************************");
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- SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
- Date dat = new Date(2013, 1, 10);
- Date dat1 = new Date(0, 0, 0);
- String str = sdf.format(dat);
- String str1 = sdf.format(dat1);
- System.out.println(str);
- System.out.println(str1);
- System.out.println(dat.getDay()+" "+dat.getMonth()+" "+dat.getTime()+" "+dat.getYear()+
- " "+dat.getDate()+" ");
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- System.out.println();
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- }
- }
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