摘要：
首先，来了解一下memmove函数的声明类型，Linux c中的定义如下：#include <string.h>void *memmove(void *dest, const void *src, size_t n);DescriptionThememmove() function copiesnbytes from memory areasrcto memory areadest. The memory areas may overlap.把src所指的内存内容移动到dest指向的内存位置。Return ValueThememmove() function returns a p 阅读全文