http://www.jackxiang.com/index.php zh-cn http://www.jackxiang.com/post// jack <xdy108@126.com> Mon, 07 Apr 2008 08:44:42 +0000 http://www.jackxiang.com/post// #include <string.h>
int main()
{
char *sfrom="1234567890";
char *sto=(char*) malloc(10);
memcpy(sto,sfrom,3);
printf(sto);
strncpy(sto,sfrom,3);
printf("\n");
printf(sto);
printf("\n");

FILE *fp=fopen("du.txt","r");
char ln[100];
char *out=(char*) malloc(10);
while(!feof(fp))
{
        fgets(ln,1024,fp);
        memcpy(out,ln,4);
        printf(out);
        printf("\n");

}
return 0;
} ]]> http://www.jackxiang.com/post//#blogcomment <user@domain.com> Thu, 01 Jan 1970 00:00:00 +0000 http://www.jackxiang.com/post//#blogcomment