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any wrong with this piece of code?

Hi all

my teacher say there is something wrong with this piece of code, but i
can't figure it out, help !

void GetMemory(char *p, int num)
{
p = new char[num];
}

int main()
{
char *p;
GetMemory(p, 100);
...
...
}
Mar 14 '08 #1
2 1458
YYweii wrote:
Hi all

my teacher say there is something wrong with this piece of code, but i
can't figure it out, help !

void GetMemory(char *p, int num)
{
p = new char[num];
Think very carefully about what this line does. What does changing p do?

--
Ian Collins.
Mar 14 '08 #2
I see. Many thanks!
Mar 14 '08 #3

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