public static void main(String[] args) {
String format = "yyyy-MM-dd HH:mm:ss";
String format1 ="yyyy-MM-dd 00:00:00";
String format2 ="yyyy-MM-dd 23:59:59";
Date now = new Date();
System.out.println("now="+now);
SimpleDateFormat sdf1 = new SimpleDateFormat(format1);
SimpleDateFormat sdf2 = new SimpleDateFormat(format2);
SimpleDateFormat sdf = new SimpleDateFormat(format);
String now1 =sdf1.format(now);
String now2 = sdf2.format(now);
System.out.println("sdf1.format(now)="+now1);
System.out.println("sdf2.format(now)="+now2);
try {
Date dd = sdf.parse(now2);
System.out.println("dd==="+dd);
long dateLong = sdf.parse(now2).getTime();
Date date = new Date(dateLong);
System.out.println("date============="+date);
// now=Fri Dec 14 08:38:17 CST 2018
// sdf1.format(now)=2018-12-14 00:00:00
// sdf2.format(now)=2018-12-14 23:59:59
// dd===Fri Dec 14 23:59:59 CST 2018
// date=============Fri Dec 14 23:59:59 CST 2018
} catch (ParseException e) {
e.printStackTrace();
}
}
yyyy-MM-dd 00:00:00 ~~yyyy-MM-dd 23:59:59
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转载自blog.csdn.net/hety119/article/details/84997409
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