摘要： 昨天看到有人在说这个，确实比较有意思。既不违反语法，又比较出乎意料。就像C里面那种switch里嵌套一层do while语句一样。void cpy(char* to, char* from, size_t count){ register n = (count + 7) / 8; switch (count % 8) { case 0: do { *to = *from++; case 7: *to = *from++; case 6: ... 阅读全文