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![Oniguruma – ny regex-motor i Ruby 1.9
Unicode
Codepoint:
• u00a4 u0020
Property:
• [[:alpha:]]
• p{L} p{Ll}
• p{S} p{Sc} "a^b¤c"
Script:
• p{Arabic}
Negated:
• P{L}
Lookbehind
• :(.*) $1
• (?<=:).*
• (?<!:).*
Possessive
• p{L}*:.*
• p{L}*+:.*
• <b>.*</b>
• <b>.*+</b>
Named ref
• /(?<day>dd):(?<mon>dd)/ =~ "24:12" hour
• r = /(?<day>dd):(?<mon>dd)/
• "24.12".sub r, 'månad k<mon> och dag k<day>'
Recursive
• ^(?<pal>|.|(?<prefix>.)g<pal>k<prefix+0>)$
Du vet väl att det finns en heldagskurs I Regex? Mer info här: http://rekursiv.se/regexkurs](https://image.slidesharecdn.com/shrugse-110414053520-phpapp01/75/SHRUGSE-regex-cheat-sheet-1-2048.jpg)
Uploaded byStaffan Nöteberg
SHRUGSE regex cheat sheet
What's new in Ruby 1.9 regex? Presentation in Swedish: http://http.tv4.se/live/
SHRUGSE regex cheat sheet
- 1. Oniguruma – nyregex-motor i Ruby 1.9 Unicode Codepoint: • u00a4 u0020 Property: • [[:alpha:]] • p{L} p{Ll} • p{S} p{Sc} "a^b¤c" Script: • p{Arabic} Negated: • P{L} Lookbehind • :(.*) $1 • (?<=:).* • (?<!:).* Possessive • p{L}*:.* • p{L}*+:.* • <b>.*</b> • <b>.*+</b> Named ref • /(?<day>dd):(?<mon>dd)/ =~ "24:12" hour • r = /(?<day>dd):(?<mon>dd)/ • "24.12".sub r, 'månad k<mon> och dag k<day>' Recursive • ^(?<pal>|.|(?<prefix>.)g<pal>k<prefix+0>)$ Du vet väl att det finns en heldagskurs I Regex? Mer info här: http://rekursiv.se/regexkurs