Regular Expressions 101

1st Alternative(?ix) c \K

(?ix)applies the following effective flags to the remainder of the pattern: gmix

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

x modifier: extended. Ignores unescaped whitespace and comments outside character classes

c the literal text c (case insensitive)

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

2nd Alternative (?<=\G) .*? \K \w+

Positive Lookbehind(?<=\G)

\Gstart of current search

.*?any character (except for line terminators), repeated any number of times

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

\w+any word character, repeated at least once

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?ix) c \K  |  (?<=\G)  .*?  \K \w+

New

c word & word = word + word
c 12 = word + word
word & word = word + word
12 = word + word