funtc114b.dat

这是一个包含多个语言的指令集

#include <string.h>
#include <stdio.h>
#include <conio.h>
#include <io.h>
void flush(FILE *stream);
int main(void)
{
    FILE *fp;
    char msg[] = "This is a test";
    fp = fopen("DUMMY.FIL", "w");
    fwrite(msg, strlen(msg), 1, fp);
    clrscr();
    printf("Press any key to flush DUMMY.FIL:");
    getch();
    flush(fp);
    printf("
File was flushed, Press any key to quit:");
    getch();
    return 0;
}
void flush(FILE *stream)
{
    int duphandle;
    fflush(stream);
    duphandle = dup(fileno(stream));
    close(duphandle);
}