Regular Expressions 101

(?m)applies the following effective flags to the remainder of the pattern: gm

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

^start of line

Non-Capturing Group(?:(""?)(.*?)\1(?:,|$)){2}

{2}repeats the group contents below exactly 2 times:

Group 1(""?)

""?optionally matches the literal " (34₁₀ / 42₈ / 22₁₆)

Group 2(.*?)

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

\1the text saved by group 1

Non-Capturing Group(?:,|$)

1st Alternative,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd Alternative$

$end of line

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

$end of line

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

(?m)^(?:(""?)(.*?)\1(?:,|$)){2}.*$

New

"0x00000000","What do you want to eat? fish, meat or\n eggs?",""
"0x00030002","What do you want to eat?",""
0x00030002,What do you want to eat?,

$2