Regular Expressions 101

(?i)applies the following effective flags to the remainder of the pattern: gmi

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

Non-Capturing Group(?:\G(?!^)\s?,\s?|#images\s?=\s?)

1st Alternative\G(?!^)\s?,\s?

\Gstart of current search

Negative Lookahead(?!^)

^start of line

\s?optionally matches any whitespace character

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\s?optionally matches any whitespace character

2nd Alternative#images\s?=\s?

#imagesthe literal text #images (case insensitive)

\s?optionally matches any whitespace character

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\s?optionally matches any whitespace character

Group 1(\w+(?:-\w+)*)

\w+any word character, repeated at least once

Non-Capturing Group(?:-\w+)*

*repeats the group contents below any number of times:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\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

(?i)(?:\G(?!^)\s?,\s?|#images\s?=\s?)(\w+(?:-\w+)*)

New

#build #images = image-a, image-b,image_c, imaged , image-e #setup=my-setup fixing issue with px