《华中数控宏全套教程》目录序........................................................................................................................................................1一.什么是宏程序?................................................................................................................1二.用宏程编程有什么好处?................................................................................................1一.宏变量及宏常量........................................................................................................................11.宏变量..................................................................................................................................12.局部变量..............................................................................................................................23.全局变量..............................................................................................................................24.系统变量..............................................................................................................................35.常量......................................................................................................................................3二.运算符与表达式........................................................................................................................31.算术运算符..........................................................................................................................32.条件运算符..........................................................................................................................33.逻辑运算符..........................................................................................................................34.函数......................................................................................................................................45.表达式与括号......................................................................................................................46.运算符的优先级..................................................................................................................47.赋值号=..............................................................................................................................48.注释......................................................................................................................................4三.程序流程控制............................................................................................................................51.条件分支IF.......................................................................................................................52.条件循环WHILE.............................................................................................................6四.子程序及参数递传....................................................................................................................71.普通子程序..........................................................................................................................72.宏子程序..............................................................................................................................73.全局变量传参...