C语言将一个字节逆序

</pre><pre name="code" class="cpp">#include <stdio.h>

int main(void)
{
unsigned char src = 0x36;
unsigned char des = 0;
unsigned char tmp = 0;
int i=0;
for(;i<8;i++)
{

if(src & 0x1)
des |= 1 << (7-i);
else
des &= ~(1 << (7-i));

src >>= 1;
}
printf("0x%x\n",des);
}