Flex詞法分析器

flex is a tool for generating scanners: programs which recognize lexical patterns in text. The flex codebase is kept in Git on GitHub. Source releases of flex with some intermediate files already built can be found on the github releases page. Use GitHub's issues and pull request features to file bugs and submit patches. [email protected] - where posts will be made announcing new releases of flex. [email protected] - where you can post questions about using flex [email protected] - where you can discuss development of flex itself This code is derived from software contributed to Berkeley by Vern Paxson. The United States Government has rights in this work pursuant to contract no. DE-AC03-76SF00098 between the United States Department of Energy and the University of California. Neither the name of the University nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.