BNF_rule

The homework of 'Programming Languages' class

'Use'

1. install 'java'
2. make a 'g4' file (Parser Rule, Lexer Rule)
3. make a 'input.txt' (source file)
4. run 'antlr.bat'

'Antlr'

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files. It's widely used to build languages, tools, and frameworks. From a grammar, ANTLR generates a parser that can build and walk parse trees.

• download url : https://www.antlr.org/download
• github : https://github.com/antlr

'Result of example'

• /data/Example1

• /data/Example2

• /data/Example3