C#窗口冒泡升序与降序排序

显示全部楼层 · 2016-9-28 20:34:59

C#  小白用两个文本框1和2，文本框1输入整数，点击按钮1文本框2升序输入整数，点击按钮2文本框2降序输入整数。我这样写是哪错了？？
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 MaoPaoPaiXu
{
public partial class Form1 : Form
{
      public Form1()
      {
         InitializeComponent();
      }
      private void label1_Click(object sender, EventArgs e)
      {
      }
      private void Form1_Load(object sender, EventArgs e)
      {
      }
      private void button1_Click(object sender, EventArgs e)
      {
         textBox2.Text = "";
         String[] str = textBox1.Text.Trim().Split(' ');
         int[] a = new int[str.Length];
         int temp;
         for (int i = 0; i < str.Length; i++)
         {
            a = int.Parse(str);
         }
         for (int i = 0; i < a.Length; i++) {
            for (int j = 0; j < a.Length; j++) {
                  if (a[j] > a[j + 1]) {
                     temp = a[j];
                     a[j] = a[j + 1];
                     a[j] = temp;
                  }
            }
            textBox2.Text += a + " ";
         }

      }
      private void button2_Click(object sender, EventArgs e)
      {
         textBox2.Text = "";
         String[] str = textBox1.Text.Trim().Split(' ');
         int[] a = new int[str.Length];
         int temp;
         for (int i = 0; i < str.Length; i++)
         {
            a = int.Parse(str);
         }
         for (int i = 0; i < a.Length; i++)
         {
            for (int j = 0; j < a.Length; j++)
            {
                  if (a[j] <a[j + 1])
                  {
                     temp = a[j+1];
                     a[j+1] = a[j ];
                     a[j] = temp;
                  }
            }
            textBox2.Text += a + " ";
         }

      }
}
}