资 源 简 介
对PL/0作以下修改扩充：
（1）课内上机作业（考试前交报告）：
增加单词：保留字 ELSE，FOR，TO, DOWNTO
运算符 +=，-=，++，--
修改单词：不等号# 改为 <>
增加条件语句的ELSE子句
-right PL/0 expansion for the following modifications : (1) the reverse on the plane operations (examination reports) : Increased words : reserved words ELSE, FOR, TO, DOWNTO Operators =,-=,,-- changes the words : re# sign of inequality
