Download regex - Why does a*a match aaa? - Stack Overflow book pdf free download link or read online here in PDF. Read online regex - Why does a*a match aaa? - Stack Overflow book pdf free download link book now. All books are in clear copy here, and all files are secure so don't worry about it. This site is like a library, you could find million book here by using search box in the header.
It does initially attempt to match the entire string, but repetition will backtrack if a match fails. After the a* initially matching the entire string, the regex tries to match the next token, the single a This fails, so then the a* backtracks back a character (so that it only matches aa rather than aaa). This time, the last token, the single a, is fulfilled, so a match is found. Greedyness ...
Read : regex - Why does a*a match aaa? - Stack Overflow pdf book online Select one of servers for direct link: |
---|