Description: PL/0 language is a type PASCAL language, teaching programming language, it is simpler than the PASCAL language, he made some restrictions. Program Structure PL/0 is relatively complete assignments as a basic structure, constructed concepts sequential execution, conditional execution and repeated, respectively, by begin/end, if then else and while do statement indicates. PL0 also has a subroutine concept, including process descriptions and procedure call statements. In terms of data types, PL0 only contains a unique integer that can explain this type of constants and variables. operators are+,-,*, /, =, < > , < ,> , < =,> =, (,). Constant Description Description section include variable descriptions and process descriptions.
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Compiler
........\.classpath
........\.project
........\.settings
........\.........\org.eclipse.jdt.core.prefs
........\bin
........\...\inter
........\...\.....\Expr.class
........\...\.....\MiddleCode.class
........\...\lexer
........\...\.....\Lexer.class
........\...\.....\Word.class
........\...\Main.class
........\...\parser
........\...\......\Element.class
........\...\......\Parser.class
........\...\tool
........\...\....\Tool.class
........\data
........\....\t.txt
........\....\test - 副本 (2).txt
........\....\test - 副本.txt
........\....\test.txt
........\src
........\...\inter
........\...\.....\Expr.java
........\...\.....\MiddleCode.java
........\...\lexer
........\...\.....\Lexer.java
........\...\.....\Word.java
........\...\Main.java
........\...\parser
........\...\......\Element.java
........\...\......\Parser.java
........\...\tool
........\...\....\Tool.java
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