C++ 过滤特殊字符

 template<typename _T>class CExcludeCharacter{public:typedef _T* Iter;CExcludeCharacter(const _T* ptr,int num, _T sentinel){m_iNum = num;m_sentinel = sentinel;m_pSpecialCharacters = ptr;}~CExcludeCharacter(){m_pSpecialCharacters = NULL;}BOOL operator()(_T ch){ BOOL bExisted = FALSE;const _T* pch = NULL;pch = find(m_pSpecialCharacters,m_pSpecialCharacters + m_iNum -1,ch);if (*pch != m_sentinel){bExisted = TRUE;}return bExisted;}private:_T m_sentinel;int m_iNum;const _T* m_pSpecialCharacters;};#include <algorithm>#include <string>using namespace std;void test(){char szSpecialCharacter[] = {'//','/',':','*','?','/"','<','>','|','0'};char szSource[MAX_PATH];memset(szSource,0x00,sizeof(szSource));sprintf_s(szSource,MAX_PATH,"Thi<s i>s a sa//mple ab/out h>ow to delete a gro*up of spec:ial chara?cters fro|m a give/n stri<ng usin|g C++");size_t size = strlen(szSource);std::string vSource(szSource,szSource+size);std::string::iterator iterCharacter = find_if(vSource.begin(),vSource.end(),CExcludeCharacter<char>(szSpecialCharacter, sizeof(szSpecialCharacter)/sizeof(char),szSpecialCharacter[9]));while (iterCharacter != vSource.end()){vSource.erase(iterCharacter);iterCharacter = find_if(vSource.begin(),vSource.end(),CExcludeCharacter<char>(szSpecialCharacter, sizeof(szSpecialCharacter)/sizeof(char),szSpecialCharacter[9]));}}