首先运行效果:
附源代码:
package cn.henu.houyongkang_Calendar;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Scanner;
public class VisualCalendar {
static String[] week = {"日","一","二","三","四","五","六"};
@SuppressWarnings("resource")
public static void main(String[] args) {
System.out.println("请输入日期格式如下“2000-1-1”: ");
Scanner scanner = new Scanner(System.in);
String str = scanner.nextLine();
int trueDate,daysOfMonth;
DateFormat df = new SimpleDateFormat("yyyy-MM-dd");//此处设置大小写
try {
Date date = df.parse(str);
Calendar calendar = new GregorianCalendar();
calendar.setTime(date);
trueDate = calendar.get(Calendar.DATE);
daysOfMonth = calendar.getActualMaximum(Calendar.DATE);
calendar.set(Calendar.DATE, 1);
/**
* 打印第一行
*/
for(int i=0;i<=6;++i) {
System.out.print(week[i]+"\t");
}
System.out.println();
/**
* 打印第二行空余出
*/
for(int i=1;i<calendar.get(Calendar.DAY_OF_WEEK);++i) {
System.out.print("\t");
}
/**
*显示该月的日历
*/
for(int i=1;i<=daysOfMonth;i++) {
if(i == trueDate) {
System.out.print("*"+i+"\t");
}else {
System.out.print(i+"\t");
}
//逢周六换行
int w = calendar.get(Calendar.DAY_OF_WEEK);
if(w==calendar.SATURDAY) {
System.out.println();
}
calendar.add(Calendar.DAY_OF_MONTH, 1);
}
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
第一次发博客,小激动。以后养成博客记录的习惯,码农养成日,开始!