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  제목   Re: Examples 1998/10/09 (12:29)
이름 김효원
번호 48
조회 391
본문 import java.util.Date;

public class Date2{
public static void main(String args[]){
Date be=new Date(0);
Date ann=new Date("Jun 21, 1986");
Date today=new Date();

System.out.println(be+"="+be.getTime());
System.out.println(ann+"="+ann.getTime());
System.out.println(today+"="+today.getTime());
}
}


Thu Jan 01 09:00:00 JST 1970=0

Sat Jun 21 00:00:00 JST 1986=519663600000

Fri Oct 09 12:24:24 JST 1998=907903464311



// UTC(Coordinated Universal Time)
// 하루가 86,400 sec이고 GMT 1970,1,1,0:0을 기준으로
// millisecond단위로 설정된다.

//실행시간 측정하기
import java.util.Date;

public class Date2{
public static void main(String args[]){
Date today=new Date();

System.out.println(today+"="+today.getTime());

for(int i=0;i<10000;i++) ;

today=new Date();
System.out.println(today+"="+today.getTime());

}
}
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