Regular Expressions 101

Non-Capturing Group(?:^|,\s?)

1st Alternative^

^start of string

2nd Alternative,\s?

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\s?optionally matches any whitespace character

Non-Capturing Group(?:(?<name>[A-Z]+)=(?<val>"(?:[^"]|"")+"|[^,]+))+

+repeats the group contents below at least once:

Group name(?<name>[A-Z]+)

Character Class[A-Z]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Group val(?<val>"(?:[^"]|"")+"|[^,]+)

1st Alternative"(?:[^"]|"")+"

"the literal " (34₁₀ / 42₈ / 22₁₆)

Non-Capturing Group(?:[^"]|"")+

+repeats the group contents below at least once:

1st Alternative[^"]

Negated Character Class[^"]

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative""

""the literal text ""

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative[^,]+

Negated Character Class[^,]+

+matches at least one character outside the set below:

,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.

Search reference

Regular Expression

(?:^|,\s?)(?:(?<name>[A-Z]+)=(?<val>"(?:[^"]|"")+"|[^,]+))+

O="Acme Stuff, and ""More"" Stuff", OU=Stuff, E="stuff@acme.com", CN="My CN, with a comma ""and quotes!"