Regular Expressions 101

Pro

Positive Lookahead(?=(([^"]*"){2})*[^"]*$)

Group 1(([^"]*"){2})*

*repeats the group contents below any number of times:

Group 2([^"]*"){2}

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

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

$end of string, or before its final line terminator

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

25 tokens

(?=(([^"]*"){2})*[^"]*$),

New

foo bar,"3,14","1,000,000",hippo,"cat,dog,frog",plain text,"2,25"

foo bar,"3,14","1,000,000",hippo,"cat,dog,frog",plain text,"2,25"