Ruby

Hoozmo (Hoozuki-mod)

a hobby regex engine written in Ruby

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Examples

Click to insert:

abc
Literal string
a|b
Alternation
a|b|c
Multiple alternation
a(b|c)d
Grouping
a((b|c)|d)e
Nested grouping
a*
Zero or more
a+
One or more
a?
Optional
a+b*c?
Combined quantifiers
a\*b
Escaped character
cat
Substring matching