练习，摇号~
还没弄出来LIST集合中重复元素判断部分
现在的号码还会有重复
小细节不完善
基本功能仅限于两个数字区间内选取几个随机数
日后更新~
完整代码：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace 抽号
{
public partial class NumForm : Form
{
public NumForm()
{
InitializeComponent();
}
public void c()
{
txtFrom.Text = "";
txtQuan.Text = "";
txtRe.Text = "";
txtTo.Text = "";
}
private void label2_Click(object sender, EventArgs e)
{
}
private void label9_Click(object sender, EventArgs e)
{
}
private void timer1_Tick(object sender, EventArgs e)
{
lblTop.Text = lblTop.Text.Substring(1) + lblTop.Text.Substring(0, 1);
}
private void btnStart_Click(object sender, EventArgs e)
{ if(txtFrom.Text==""|txtTo.Text==""|txtQuan.Text=="")
{
MessageBox.Show("请输入完整信息");
return;
}
int x = int.Parse(txtFrom.Text);
int y = int.Parse(txtTo.Text);
int n = int.Parse(txtQuan.Text);
List<int> NumList = new List<int>();
Random r = new Random();
for (int i = 1; i <= n;i++ )
{
NumList.Add(r.Next(x, y + 1));
}
for (int j=0;j<NumList.Count;j++)
{
txtRe.Text+= "/"+NumList[j].ToString();
}
}
private void NumForm_Load(object sender, EventArgs e)
{
}
private void btnReset_Click(object sender, EventArgs e)
{
c();
}
}
}