1 項目描述
在文本中查找替換對應的字元串,功能如下:
2詳細設計
string regexReplace(string sMsg, string sSreach, string sReplace)
{
string sRet = "";
std::regex rPattern(sSreach);//搜尋串
sRet = std::regex_replace(sMsg, rPattern, sReplace);
return sRet;
}
2.2self與func交換位置
string regexSelfChangePos(string sMsg)
{
string sFunc = "";
string sSelf = "";
std::smatch rPotRet;
std::regex rPotPattern("[(](\\s*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*[.]*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*\\s*),(\\s*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*[.]*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*\\s*)[)]");
const std::sregex_token_iterator end;
for (std::sregex_token_iterator itPot(sMsg.begin(), sMsg.end(), rPotPattern); itPot != end; ++itPot)
{
std::string sPot = *itPot;
if (std::regex_search(sPot, rPotRet, rPotPattern))
{
sFunc = rPotRet[1].str();
sSelf = rPotRet[2].str();
}
}
sFunc = regexDelBlank(sFunc);
sSelf = regexDelBlank(sSelf);
string tmp = sSelf + "Tmp";
sMsg = regexReplace(sMsg, sFunc, tmp);
sMsg = regexReplace(sMsg, sSelf, sFunc);
sMsg = regexReplace(sMsg, sFunc + "Tmp", sSelf);
return sMsg;
}
2.3檔案讀寫操作
int fileTest()
{
char* old_locale = _strdup(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, "chs");
CString StrFileName("d:\\fileTest.lua");
CStdioFile TempFile, File;
if (!File.Open(StrFileName, CFile::modeRead))
return -1;
CString StrTempFileName = File.GetFileTitle() + CString(".tmp");
if (!TempFile.Open(StrTempFileName, CFile::modeCreate | CFile::modeReadWrite))
return -1;
CString Str;
while (File.ReadString(Str))
{
string sMsg = (CStringA)Str;
sMsg = clickDeal(sMsg);
CString strNew(sMsg.c_str());
TempFile.WriteString(strNew + CString("\n"));
}
File.Close();
TempFile.Close();
CFile::Remove(StrFileName);
CFile::Rename(StrTempFileName, StrFileName);
printf("successful ");
setlocale(LC_CTYPE, old_locale); //還原語言區域的設定
free(old_locale);//還原區域設定
return 0;
}
// Regex2.cpp : 定義控制台應用程式的入口點。
//
#include "stdafx.h"
#include "Regex2.h"
#include "stdafx.h"
#include <regex>
#include <iostream>
#include <string>
#include "Windows.h"
#include "Windef.h"
#include "atltypes.h"
#include <atlconv.h>
#include <locale.h>
// 唯一的應用程式對象
CWinApp theApp;
using namespace std;
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// 唯一的應用程式對象
using namespace std;
//替換
string regexReplace(string sMsg, string sSreach, string sReplace)
{
string sRet = "";
std::regex rPattern(sSreach);//搜尋串
sRet = std::regex_replace(sMsg, rPattern, sReplace);
return sRet;
}
string regexDelBlank(string sMsg)
{
string sSreach = "\\s*";
std::regex rPattern(sSreach);//搜尋串
sMsg = std::regex_replace(sMsg, rPattern, "");
return sMsg;
}
string regexSelfChangePos(string sMsg)
{
string sFunc = "";
string sSelf = "";
std::smatch rPotRet;//([0-9]+) ([a-zA-Z]+)
std::regex rPotPattern("[(](\\s*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*[.]*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*\\s*),(\\s*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*[.]*[a-zA-Z]+[0-9]*[a-zA-Z]+[0-9]*\\s*)[)]");
const std::sregex_token_iterator end;
for (std::sregex_token_iterator itPot(sMsg.begin(), sMsg.end(), rPotPattern); itPot != end; ++itPot)
{
std::string sPot = *itPot;
if (std::regex_search(sPot, rPotRet, rPotPattern))
{
sFunc = rPotRet[1].str();
sSelf = rPotRet[2].str();
}
}
sFunc = regexDelBlank(sFunc);
sSelf = regexDelBlank(sSelf);
string tmp = sSelf + "Tmp";
sMsg = regexReplace(sMsg, sFunc, tmp);
sMsg = regexReplace(sMsg, sSelf, sFunc);
sMsg = regexReplace(sMsg, sFunc + "Tmp", sSelf);
return sMsg;
}
string clickDeal(string sMsg)
{
string sOut = regexReplace(sMsg, "thisisbefore", "thisisafter");
sMsg = regexSelfChangePos(sOut);
return sMsg;
}
int fileTest()
{
char* old_locale = _strdup(setlocale(LC_CTYPE, NULL));
setlocale(LC_CTYPE, "chs");
CString StrFileName("d:\\fileTest.lua");
CStdioFile TempFile, File;
if (!File.Open(StrFileName, CFile::modeRead))
return -1;
CString StrTempFileName = File.GetFileTitle() + CString(".tmp");
if (!TempFile.Open(StrTempFileName, CFile::modeCreate | CFile::modeReadWrite))
return -1;
CString Str;
while (File.ReadString(Str))
{
string sMsg = (CStringA)Str;
sMsg = clickDeal(sMsg);
CString strNew(sMsg.c_str());
TempFile.WriteString(strNew + CString("\n"));
}
File.Close();
TempFile.Close();
CFile::Remove(StrFileName);
CFile::Rename(StrTempFileName, StrFileName);
printf("successful ");
setlocale(LC_CTYPE, old_locale); //還原語言區域的設定
free(old_locale);//還原區域設定
return 0;
}
int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{
int nRetCode = 0;
HMODULE hModule = ::GetModuleHandle(NULL);
if (hModule != NULL)
{
// 初始化 MFC 并在失敗時顯示錯誤
if (!AfxWinInit(hModule, NULL, ::GetCommandLine(), 0))
{
// TODO: 更改錯誤代碼以符合您的需要
_tprintf(_T("錯誤: MFC 初始化失敗\n"));
nRetCode = 1;
}
else
{
// TODO: 在此處為應用程式的行為編寫代碼。
fileTest();
}
}
else
{
// TODO: 更改錯誤代碼以符合您的需要
_tprintf(_T("錯誤: GetModuleHandle 失敗\n"));
nRetCode = 1;
}
getchar();
return nRetCode;
}