Flex Online Manual

Author(s) : Free Software Foundation
Publication date : Nov 1998
Free license : GNU Free Documentation License

Book excerpts:

This is the online manual for Flex, a fast lexical analyser generator. It is a tool for generating programs that perform pattern-matching on text. There are many applications for Flex, including writing compilers in conjunction with GNU Bison. Flex is a free implementation of the well known Lex program. It features a Lex compatibility mode, and also provides several new features such as exclusive start conditions.

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