?? test7_8.txt
字號:
#include <stdio.h>
#define MAXLINE 1024
int main(void)
{
char name[L_tmpnam], line[MAXLINE];
FILE *fp;
if(!(fp=fopen(tmpnam(name),"r+")))
{
printf("tempfile error");
exit(1);
}
unlink(name);
if(!fputs("This is a temp file.\n", fp))
{
printf("write error.\n");
exit(1);
}
rewind(fp);
if(!fgets(line, sizeof(line), fp))
{
printf("read error.\n");
exit(1);
}
printf("%s\n", line);
exit(0);
}
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