函数名: fcloseall

功 能: 关闭打开流

用 法: int fcloseall(void);

程序例:

#include <stdio.h>

int main(void)

{

int streams_closed;

/* open two streams */

fopen("DUMMY.ONE", "w");

fopen("DUMMY.TWO", "w");

/* close the open streams */

streams_closed = fcloseall();

if (streams_closed == EOF)

/* issue an error message */

perror("Error");

else

/* print result of fcloseall() function */

printf("%d streams were closed.\", streams_closed);

return 0;

}