Regular Expressions 101

Group 1((["'])(?:(?=(\\?))\3.)*?)

Group 2(["'])

Character Class["']

"the literal " (34₁₀ / 42₈ / 22₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Non-Capturing Group(?:(?=(\\?))\3.)*?

*?repeats the group contents below any number of times:

Positive Lookahead(?=(\\?))

Group 3(\\?)

\\?optionally matches the literal \ (92₁₀ / 134₈ / 5C₁₆)

\3the text saved by group 3

.any character (except for line terminators)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\2the text saved by group 2

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

((["'])(?:(?=(\\?))\3.)*?),\2

1070,17,2,GN3-670,"COLLAR B, M STAY,","2,606.45"

$1"