stroper1.cpp

分析for i=E step E until E do i=E

// StrOper1.cpp: implementation of the StrOper1 class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "bianyi.h"
#include "StrOper1.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

StrOper1::StrOper1()
{

}

StrOper1::~StrOper1()
{

}
int StrOper1::strtoint(string s)
{
	return atoi(s.data());

}

string StrOper1::inttostr(int a)
{

	int b,c;
	char *buf=new char[10];	
	if(a==0)
	{
		memset(buf,0,10);
		buf[0]=48;		
	}
	else
	{
		buf=ecvt(a,10,&b,&c);

		for(int i=b;i<=strlen(buf);i++)
		{
			buf[i]=0;

		}
	}
	string s=buf;
	return s;
}

char StrOper1::read(char *a)
{
	int len=strlen(a);
	char buf=a[0];
	int i;
	for(i=0;i<len-1;i++)
	{
		a[i]=a[i+1];
	}
	a[i]=0;
	return buf;

}

char StrOper1::getone(char *a)
{
	return a[0];
}
void StrOper1::chartostr(string & s,char a)
{
		char * gg=new char[10];
		memset(gg,0,10);
		gg[0]=a;
		s=gg;
}
string StrOper1::chartstr(char a)
{
		string s;
		char * gg=new char[10];
		memset(gg,0,10);
		gg[0]=a;
		s=gg;
		return s;
}