funtc72b.dat

这是一个包含多个语言的指令集

write

#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys\stat.h>
#include <io.h>
#include <string.h>
int main(void)
{
    int handle;
    char string[40];
    int length, res;
    if ((handle = open("TEST.$$$", O_WRONLY | O_CREAT | O_TRUNC,S_IREAD | S_IWRITE)) == -1)
    {
    printf("Error opening file.
");
    exit(1);
    }
    strcpy(string, "Hello, world!
");
    length = strlen(string);
    if ((res = write(handle, string, length)) != length)
    {
    printf("Error writing to the file.
");
    exit(1);
}
    printf("Wrote %d bytes to the file.
", res);
    close(handle);
return 0;
}