[文本处理] 新手求助批处理怎样修改小说章节？

1>1/* :
@echo off&cls&cscript -nologo -e:jscript "%~f0" test.txt&pause&exit
    */

var fso=new ActiveXObject('Scripting.FileSystemObject'), fp=fso.OpenTextFile(WScript.Arguments(0), 1);
while(! fp.AtEndOfStream)
{
	WScript.echo((fp.ReadLine()).replace(/(\d+)(\s.*)/, '第$1章$2'));
}
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/*************************************************************************
@ECHO OFF&CLS&TITLE MINI CSHARP COMPILER BY HAPPY
for /f "delims=" %%a in ('dir /a-d /b /s "%systemroot%\Microsoft.NET\Framework\csc.exe"') do (
		"%%~a" /out:a.exe "%~f0" && a.exe
		pause&exit/b
	)
)
set/p=You needs Microsoft.NET!&exit/b
**************************************************************************/
using System;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;

namespace FileIOApplication
{
	class Program
	{
		static void Main(string[] args)
		{
			FileStream inFp  = new FileStream("test.txt", FileMode.Open, FileAccess.Read);
			FileStream outFp = new FileStream("test2.txt", FileMode.Create, FileAccess.Write);

			byte[] inFpBinary = new byte[inFp.Length];
			inFp.Read(inFpBinary, 0, (int)inFp.Length);	
			inFp.Close();

			string inTextString  = System.Text.Encoding.UTF8.GetString(inFpBinary);
			string outTextString = Regex.Replace(inTextString, @"(\d+)(\s.*)", @"第$1章$2");

			byte[] outFpBinary = System.Text.Encoding.Default.GetBytes(outTextString);
			outFp.Write(outFpBinary, 0, (int)outFpBinary.Length);
			outFp.Close();
		}
	}
}
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