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格式化輸出日期和時間

public String fotmatDate1(Date myDate) {
SimpleDateFormat formatter = new SimpleDateFormat ("yyyy年MM月dd日 HH時mm分ss秒");
String strDate = formatter.format(myDate);
return strDate;
}
public String fotmatDate2(Date myDate) {
SimpleDateFormat formatter = new SimpleDateFormat ("yyyy年MM月dd日");
String strDate = formatter.format(myDate);
return strDate;
}
public String fotmatDate3(Date myDate) {
SimpleDateFormat formatter = new SimpleDateFormat ("yyyy-MM-dd HH:mm:ss");
String strDate = formatter.format(myDate);
return strDate;
}
public String fotmatDate4(Date myDate) {
SimpleDateFormat formatter = new SimpleDateFormat ("E yyyy.MM.dd 'at' hh:mm:ss a zzz");
String strDate = formatter.format(myDate);
return strDate;
}
public String fotmatDate5(Date myDate) {
SimpleDateFormat formatter = new SimpleDateFormat ("yyyy/MM/dd");
String strDate = formatter.format(myDate);
return strDate;
}
public String fotmatDate6(Date myDate) {
SimpleDateFormat formatter = new SimpleDateFormat ("MM-dd HH:mm");
String strDate = formatter.format(myDate);
return strDate;
}
public static void main(String args[]){
System.out.println("aaa");
DoDate dd=new DoDate();
System.out.println(dd.fotmatDate1(new Date()));
System.out.println(dd.fotmatDate2(new Date()));
System.out.println(dd.fotmatDate3(new Date()));
System.out.println(dd.fotmatDate4(new Date()));
System.out.println(dd.fotmatDate5(new Date()));
System.out.println(dd.fotmatDate6(new Date()));
}
}
執行結果: