Question

编写C语言,实现读取一个二进制文件,以16进制格式显示在屏幕上

Answer 1

#include <stdio.h>
int main()
{
FILE *fp1 = NULL;
char buf1[100] = {0};
int i;
fp1 = fopen("1.txt", "r");
for(i=0;i<5;i++)
{
fread(&buf1[i], sizeof(char), 1, fp1);
printf("0x%x, ", buf1[i]);
}

fclose(fp1);
return 0;
}

1.txt为
baidu
C:\Documents and Settings\Administrator\桌面>t
0x62, 0x61, 0x69, 0x64, 0x75,
C:\Documents and Settings\Administrator\桌面>