form1.cs

Visual C#2005程序设计教程

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace WinApp9_8倒序输出字母
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Form1()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(20, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(396, 23);
			this.label1.TabIndex = 0;
			this.label1.Text = "label1";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(20, 56);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(396, 23);
			this.label2.TabIndex = 1;
			this.label2.Text = "label2";
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(8, 18);
			this.ClientSize = new System.Drawing.Size(440, 96);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.label1);
			this.Name = "Form1";
			this.Text = "Form1";
			this.Load += new System.EventHandler(this.Form1_Load);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

		private void Form1_Load(object sender, System.EventArgs e)
		{
			string s="abqrstwxyemn";   // 声明并初始化字符串变量s
			this.Text="字符串倒序输出";
			label1.Text="  按原字符串顺序输出：";
			label2.Text="按字符串倒序顺序输出：";
			for(int i=0;i<s.Length;i=i+1)
				label1.Text=label1.Text+" "+s[i];
			for(int i=s.Length-1;i>=0;i=i-1)
				label2.Text=label2.Text+" "+s[i];
		}
	}
}