Regular Expressions 101

^start of line

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

Negative Lookbehind(?<!\S)

\Sany non-whitespace character

Group 1([^,\n]*(?:,[^,\n]*){2})

Negated Character Class[^,\n]*

*matches any number of characters outside the set below:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\na line-feed (newline) character (ASCII 10)

Non-Capturing Group(?:,[^,\n]*){2}

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

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Negated Character Class[^,\n]*

*matches any number of characters outside the set below:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\na line-feed (newline) character (ASCII 10)

$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

^.*(?<!\S)([^,\n]*(?:,[^,\n]*){2})$

New

V1, V2, V3, V4, V5, V6, V7, V8, V9, V10
V8, V9, V10