C / C++ / MFC

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

int DoFileOutTest1()
{
    int i;
    char buffer[64];
    FILE *file = fopen("test.txt","w"); // creates or recreates file
    if( !file )
        return 0; // failed to create file
    for(i = 0 ; i < 10 ; ++i) {
        sprintf(buffer,"this is test string number %d\n",i);
        fputs(buffer,file);
    }
    fclose(file);
    return 1;
}
// OR
int DoFileOutTest2()
{
    int i;
    FILE *file = fopen("test.txt","w"); // creates or recreates file
    if( file )
        return 0; // failed to create file
    for(i = 0 ; i < 10 ; ++i) {
        fprintf(file,,"this is test string number %d\n",i);
    }
    fclose(file);
    return 1;
}

<br />
FILE *file = fopen("test.txt","w"); // creates or recreates file<br />
<br />
E:\process.c(147) : error C2275: 'FILE' : illegal use of this type as an expression<br />
<br />

// simiple.c

#include "stdio.h"

int main(int argc, char* argv[])
{
	FILE* fp = fopen("test.txt","wt");
	if( fp )
	{
		int i;
		for( i=0; i<10; ++i )
			fprintf(fp,"Line %d\n",i);
		fclose(fp);
	}
	return 0;
}

class B;//forward decalaration
class A
{
public:
  B *b;
};

class B
{
public:
 A *a;
};

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

class CMyFirstClass<br />
{<br />
// Member functions & variables<br />
CMySecondClass* pPointer;<br />

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

class something{<br />
  private int number = 0;<br />
<br />
  public SetNumber(int num){<br />
    //do some checks eg if(num < 0){ num = 0); }<br />
    number = num;<br />
  }<br />
  public GetNumber(){<br />
    return number<br />
  }<br />
}