用“#ifndef”造句大全,#ifndef造句
1、To guarantee that the header is processed only once in a given source file, we start by testing the #ifndef.
2、为了保*头文件在给定的源文件中只处理过一次,我们首先检测 #ifndef。
1、To guarantee that the header is processed only once in a given source file, we start by testing the #ifndef.
2、为了保*头文件在给定的源文件中只处理过一次,我们首先检测 #ifndef。