C / C++ / MFC

int doNothing(void) {
    int j = 0;
    tpteste w;  //not a pointer anymore at this point
    j = test(&w);
    return 0;
}

typedef struct {
    int i;
} tpteste;
 
void test (tpteste** l) {
    *l = new tpteste[4];
    l[0].i = 99;
    l[1].i = 98;
    l[2].i = 97;
    l[3].i = 96;
}
 
void doNothing(void) {
    tpteste* w;
    test(&w);
}

void test( int *num )
{
    num = new int;
    *num = 5;
}
 
void main( void )
{
    int *x = NULL;
    test(x);
}

struct tpteste
{
    int i;
};
 
void test( tpteste **l )
{
    tpteste *t = new tpteste[4]; // you could also allocate directly to l

    t[0].i = 99;
    t[1].i = 98;
    t[2].i = 97;
    t[3].i = 96;
 
    *l = t;
}
 
void doNothing( void )
{
    tpteste *w = NULL;
    test(&w);
}

toxcct wrote:

why on earth are your sources R/O, and why do you think you can modify a R/O file ?

remove the flag first in the file properties, then edit it

Johpoke wrote:

For example mathematically this;

0.306-> 0.31
0.99-> 1.00

Johpoke wrote:

and string wise;

0.12000000 -> 0.12
12.0000000 -> 12

Johpoke wrote:

0.306-> 0.31
0.99-> 1.00

CString str;<br />
float f = 0.306;<br />
//float f = 12.0000000f;<br />
str.Format(_T("%.2g"), f);<br />
TRACE(_T("%s\n"), str);

double Rounder(double fVal, int nPrecision)
{
	nPrecision = __max(__min(16, nPrecision), 1);
	double fEpsilon = pow(10, nPrecision); 
	double fResult = ( floor(fVal * fEpsilon + 0.5) / fEpsilon);
}