#include <iostream>
int main()
{
int a = 5;
char b[10] = {0};
//int数据转成4个字节
memcpy(b, &a, 4);
//4个字节再还原成int
int c;
memcpy(&c, b, 4);
printf("c=%d\n", c);
getchar();
}
#include <iostream>
int main()
{
int a = 5;
char b[10] = {0};
//int数据转成4个字节
memcpy(b, &a, 4);
//4个字节再还原成int
int c;
memcpy(&c, b, 4);
printf("c=%d\n", c);
getchar();
}