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# ANTLR 4 使用手册
标签(空格分隔): antlr 词法分析 语法分析
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[原文地址][1]
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## 语法词汇
### 注释
支持多行、单行与 Javadoc 风格的注释
```ANTLR
/**
* This grammar is an example illustrating the three kinds…
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ANTLR performs grammar analysis on the fly and records partial parsing/lexing lookahead decisions in a DFA representation of the ATN created from the grammar statically. Every time the parser starts …
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Hi,
The Antlr 4 grammar file is missing from the source tree. The derived A4 lexer & parser are in cymbol.jar but I cannot find the associated grammar.
Can you upload the grammar so the project can …
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Pull request coming to add support for incremental lexing.
It requires small changes to the existing runtime (but breaks no API's)
I've pasted the doc on how it works below as a starting poi…
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On some C# files the parser gives an error
`line 1:0 token recognition error at: ''`
Looking at the start of the file with od (octal dump) the first three characters have
357 273 277
At the s…
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Here's an example of a script I run:
```bash
python main.py script.dataset.object.fold=${FOLD} --multirun
```
where FOLD is a bash variable. When it runs in a multi-run mode the sweep does not ove…
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Apologies if this is the wrong place to ask, but is it possible to also open source Microsoft.SqlServer.Management.SqlParser.dll ?
It would seem like the right repo for it?
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I've been contemplating how to expedite my primary goals for this project, so that I can get to doing that for which I started claxiom, and I have been doing a lot of research. On a brief detour abou…
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### Bug report
for some reason the snippet does not get a proper array shape.
hoa reports
`Unexpected token "?" (zero_or_one) at line 1 and column 10:/Price: (?P£|€)\d+/`
while it works at …
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**What is your question?**
DISCLAIMER: This is a question and suggestion. let me know if you want me to seperate the suggestion into a seperate issue for tracking my feature request.
I actively us…