STL(5)find_first_of函数

/*// TEMPLATE FUNCTION find_first_oftemplate<class _FwdIt1,class _FwdIt2> inline_FwdIt1 _Find_first_of(_FwdIt1 _First1, _FwdIt1 _Last1,_FwdIt2 _First2, _FwdIt2 _Last2){// look for one of [_First2, _Last2) that matches element_DEBUG_RANGE(_First1, _Last1);_DEBUG_RANGE(_First2, _Last2);for (; _First1 != _Last1; ++_First1)for (_FwdIt2 _Mid2 = _First2; _Mid2 != _Last2; ++_Mid2)if (*_First1 == *_Mid2)return (_First1);return (_First1);}template<class _FwdIt1,class _FwdIt2> inline_FwdIt1 find_first_of(_FwdIt1 _First1, _FwdIt1 _Last1,_FwdIt2 _First2, _FwdIt2 _Last2){// look for one of [_First2, _Last2) that matches element_DEBUG_RANGE(_First1, _Last1);_DEBUG_RANGE(_First2, _Last2);_ASSIGN_FROM_BASE(_First1,_Find_first_of(_CHECKED_BASE(_First1), _CHECKED_BASE(_Last1),_CHECKED_BASE(_First2), _CHECKED_BASE(_Last2)));return _First1;}*///*********************by vincent http://my.csdn.net/sunboyiris  ************************//#include "stdafx.h"#include "algorithm"#include "iostream"using namespace std;int _tmain(int argc, _TCHAR* argv[]){ char*s1="with"; char*s2="he standard string class provides support for such objects with an interface"; cout<<find_first_of(s1,s1+strlen(s1),s2,s2+strlen(s2))<<endl; return 0;}