Re: Return pointer from function

From: "dykeinthebox" <dykeinthebox@xxxxxxxxxxxx>
Date: Wed, 27 Jun 2007 18:13:06 +0200

Liviu <oli...@xxxxxxxxx> wrote:

Say i have afunction:

char *rmtrail(char *str)
{
if (str)
{
int i;

for (i = strlen(str) - 1; i >= 0 && isspace(str[i]); --i)
;
str[++i] = '\0';
}

returnstr;
}

This function invokes undefined behavior when called with a whitespace-only
string.

.

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  - From: Liviu
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