memcmp

A memcmp ( memory compare ) operation is performed on the page and node 's page of consideration .

一个memcmp（内存比较）操作将在该页面和相关节点的页面上执行。

Some tests are functional tests ; it 's not enough to know that a function called memcmp () is provided , it has to actually have the correct semantics .

有一些测试是功能测试；它不足以确定是否存在一个名为memcmp（）的函数，它的语义必须正确。