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C语言怎么宏定义一个2维数组
更新时间: 2020-10-03 00:00:00  

1、宏定义是C语言提供的三种预处理功能的其中一种;

2、C语言三种预处理有宏定义、文件包含、条件编译;

3、宏定义又称为宏代换、宏替换,简称宏,掌握宏概念的关键是换,一切以换为前提,做任何事情之前先要换,即在对相关命令或语句的含义和功能作具体分析之前就要换。

关键词: 语言 怎么 定义 一个

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