该程序应该从您输入日期或每天的漫画中为您获得加菲猫漫画。第一个按钮应该允许您选择自定义漫画,但似乎只有日常漫画(按钮2)有效,这是代码:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace Garfield_Comic_Viewer
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
int month = int.Parse(textBox1.Text);
int day = int.Parse(textBox2.Text);
int year = int.Parse(textBox3.Text);
switch (month)
{
case 1:
month = 01;
break;
case 2:
month = 02;
break;
case 3:
month = 03;
break;
case 4:
month = 04;
break;
case 5:
month = 05;
break;
case 6:
month = 06;
break;
case 7:
month = 07;
break;
case 8:
month = 08;
break;
case 9:
month = 09;
break;
}
switch (day)
{
case 1:
day = 01;
break;
case 2:
day = 02;
break;
case 3:
day = 03;
break;
case 4:
day = 04;
break;
case 5:
day = 05;
break;
case 6:
day = 06;
break;
case 7:
day = 07;
break;
case 8:
day = 08;
break;
case 9:
day = 09;
break;
}
pictureBox1.ImageLocation = ("http://garfield.com/uploads/strips/" +year+ "-" +month+ "-" + day + ".jpg");
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void button2_Click(object sender, EventArgs e)
{
string mon = DateTime.Now.ToString("MM");
string d = DateTime.Now.ToString("dd");
string y = DateTime.Now.ToString("yyyy");
pictureBox1.ImageLocation = "http://garfield.com/uploads/strips/" + y + "-" + mon + "-" + d + ".jpg";
DateTime whole = DateTime.Now;
}
}
}
问题是您期望整数的行为类似于字符串。
您缺少的一点是:
int a = 01;
是相同的:
int a = 1;
没有区别 您不能填充整数。您需要使用格式说明符将整数格式化为字符串。像这样的东西:
pictureBox1.ImageLocation =
string.Format("http://garfield.com/uploads/strips/{0:D4}-{1:D2}-{2:D2}.jpg",
year, month, day);
这将给出一个字符串,其中包含格式为yyyy-mm-dd的数字。
(有关填充字符串格式整数的文档,请参见此处。)
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