解析config文件 练手代码

解析一个如下的CONFIG文件

#config.txt
#SHTTPD Web 服务器配置文件示例
#侦听端口
ListenPort	=	80
#最大并发访问客户端数目
MaxClient	=	8
#Web网页根目录
DocumentRoot	=	/home/www/
#CGI根目录
CGIRoot		=	/home/www/cgi-bin/
#默认访问文件名
DefaultFile	=	index.html
#客户端空闲链接超时时间
TimeOut		=	5

　　代码

#include <fstream>
#include <string>
#include <map>
#include <iostream>
#include <vector>
#include <algorithm>
#include <functional>
#include <cctype>
#include <locale>

class GetConfigInfo {
public:
	bool ReadFile(std::string fileName);

private:
	std::map<std::string, std::string> configMap;
	std::fstream fin_;
};

bool GetConfigInfo::ReadFile(std::string fileName) {
	fin_.open(fileName);
	if (fin_.bad())
		return false;
	std::string readLine;
	while (getline(fin_, readLine))  //逐行读取，直到结束
	{
		size_t i = readLine.find("#");
		if (i != std::string::npos)
			continue;
		i = readLine.find_first_of(" \t");
		while (i != std::string::npos)
		{
			readLine.erase(i,1);
			i = readLine.find_first_of(" \t");
		}
		std::cout << readLine << std::endl;
		i = readLine.find("=");
		if (i == std::string::npos)
			continue;
		std::string s1 = readLine.substr(0,i);
		std::string s2 = readLine.substr(i + 1, std::string::npos);
		configMap.insert(std::pair<std::string, std::string>(s1, s2));
	}

	fin_.close();
	return true;
}

int main()
{
	GetConfigInfo gci;
	gci.ReadFile("config.txt");
    return 0;
}