filein.cpp

qrdrls算法

#include "filein.h"


int readfile(char* pFileName, double filetemp[],int number, int *pos)
{
	//char* pFileName = "test.txt";

	CStdioFile f1;
	CString   str; 
    //DWORD p=0;
	//double temp[10000];
	int i=0;
	//CStdioFile f1;
	if( !f1.Open( pFileName, CFile::modeRead ) )
	{
		cout << "Unable to open file" << "\n";
		return 0;
	}
	f1.Seek(*pos,0);
	while(f1.ReadString(str))   
	{
		filetemp[i] = atof ( str );
		i++;
		if(i>number-1) //读1000次就不读了.
		{
			*pos=f1.GetPosition();
			return 1;
		}
		     
	}
	*pos=f1.GetPosition();
	return 0;
}