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Description: PL0功能的扩充
一、完成的实验内容及说明
基本内容
（1）扩充赋值运算：+= 和 -=
（2）扩充语句 REPEAT
<语句序列>
DOWHILE <条件>
其中，<条件>是循环条件，即条件成立时，重复执行循环体的< 语句序列>
增加内容
（1）增加运算：++ 和 --。
（2）增加类型：① 字符类型； ② 实数类型。
（3）扩充函数：① 有返回值和返回语句；② 有参数函数。
（4）增加一维数组类型
二、实验环境与工具
（1）计算机及操作系统：PC机，WindowsXP
（2）程序设计语言：C++Builder5，VC 6.0
（3）教学型编译程序：PL/0 -PL0 functional expansion of a complete description of the experimental content and the basic content (1) Expansion assignment operator:+ = and-= (2) Expansion statement REPEAT < statement sequence> DOWHILE < terms of " where" condition " is cyclical conditions, namely the condition was established, repeated loop of the " statement sequence" additional content (1) increasing the operation:++ and-. (2) increasing the types: ① character type ② real number type. (3) expansion of functions: ① to return to the values and return statements ② a parameter function. (4) to increase one type of two-dimensional array, experimental environment and tools (1) Computer and OS: PC machine, WindowsXP (2) Programming Languages: C++ Builder5, VC 6.0 (3) teaching-oriented compiler: PL/0
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Author: dslh |
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