本文实例讲述了C#实现统计字数功能的方法。分享给大家供大家参考。具体如下:
1.程序效果示例如下:
2.程序控件用法:
3.程序代码:
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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;
using System.IO;
namespace Program18
{
public partial class FormMain : Form
{
public FormMain()
{
InitializeComponent();
}
private void btnRead_Click( object sender, EventArgs e)
{
try
{
txtWords.Text = File.ReadAllText(txtFileAddr.Text);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void txtWords_TextChanged( object sender, EventArgs e)
{
int iAllChr = 0; //字符总数:不计字符'\n'和'\r'
int iChineseChr = 0; //中文字符计数
int iChinesePnct = 0; //中文标点计数
int iEnglishChr = 0; //英文字符计数
int iEnglishPnct = 0; //中文标点计数
int iNumber = 0; //数字字符:0-9
foreach ( char ch in txtWords.Text)
{
if (ch != '\n' && ch != '\r' ) iAllChr++;
if ( "~!@#¥%…&()—+-=" .IndexOf(ch) != -1 ||
"{}【】:“”;‘'《》,。、?|\" .IndexOf(ch) != -1) iChinesePnct++;
if (ch >= 0x4e00 && ch <= 0x9fbb) iChineseChr++;
if ( "`~!@#$%^&*()_+-={}[]:\";'<>,.?/\\|" .IndexOf(ch) != -1) iEnglishPnct++;
if ((ch >= 'a' && ch <= 'z' ) || (ch >= 'A' && ch <= 'Z' )) iEnglishChr++;
if (ch >= '0' && ch <= '9' ) iNumber++;
}
string sStats = string .Format( string .Concat(
"字符总数:{0}\r\n" , "中文字符数:{1}\r\n" , "中文标点数:{2}\r\n" ,
"英文字符数:{3}\r\n" , "英文标点数:{4}\r\n" , "数字字符数:{5}\r\n" ),
iAllChr.ToString(), iChineseChr.ToString(), iEnglishChr.ToString(),
iEnglishChr.ToString(), iEnglishPnct.ToString(), iNumber.ToString());
txtStats.Text = sStats;
}
}
}
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希望本文所述对大家的C#程序设计有所帮助。