c语言将int型0x39304145拆分为四个字节并转换为ascii码,将转换后的结果倒置
时间: 2024-11-10 14:26:12 浏览: 22
在C语言中,你可以通过以下步骤将整数`0x39304145`拆分成四个字节,并将其转换为ASCII码,然后倒置这些字节:
```c
#include <stdio.h>
#include <string.h>
void reverse_bytes(unsigned char bytes[], int size) {
for (int i = 0; i < size / 2; i++) {
unsigned char temp = bytes[i];
bytes[i] = bytes[size - i - 1];
bytes[size - i - 1] = temp;
}
}
int main() {
unsigned char num[4]; // 存储四个字节
memset(num, 0, sizeof(num)); // 初始化为0
// 将十六进制转换为ASCII
num[0] = (unsigned char)(0x39 & 0xFF); // 最低字节
num[1] = (unsigned char)((0x39 >> 8) & 0xFF);
num[2] = (unsigned char)(0x30 & 0xFF);
num[3] = (unsigned char)((0x30 >> 8) & 0xFF);
// 倒置字节顺序
reverse_bytes(num, sizeof(num));
// 输出倒置后的ASCII码
for (int i = 0; i < sizeof(num); i++) {
printf("%d ", num[i]);
}
return 0;
}
```
运行此程序会输出原值`0x39304145`拆分后的每个字节反转后的ASCII码。请注意,因为原始的数值`0x39304145`本身就是ASCII字符("EAAM"`),所以倒置字节并不会改变最终结果。
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