Regular Expressions 101

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\s*any whitespace character, repeated any number of times

Group 1((?:[^,"]|"\s*([^"]*?)\s?")+?)

Non-Capturing Group(?:[^,"]|"\s*([^"]*?)\s?")+?

+?repeats the group contents below at least once:

1st Alternative[^,"]

Negated Character Class[^,"]

,the literal , (44₁₀ / 54₈ / 2C₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative"\s*([^"]*?)\s?"

"the literal " (34₁₀ / 42₈ / 22₁₆)

\s*any whitespace character, repeated any number of times

Group 2([^"]*?)

Negated Character Class[^"]*?

*?matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

\s?optionally matches any whitespace character

"the literal " (34₁₀ / 42₈ / 22₁₆)

Positive Lookahead(?=\s*,|$)

1st Alternative\s*,

\s*any whitespace character, repeated any number of times

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd Alternative$

$end of string, or before its final line terminator

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

Regular Expression

=\s*((?:[^,"]|"\s*([^"]*?)\s?")+?)(?=\s*,|$)

New

Digest realm = "http-auth@example.org",
qop= " auth, auth-int ", algorithm = MD5 ,
nonce ="7ypf/xlj9XXwfDPEoM4URrv/xwf94BcCAzFZH4GiTo0v"    ,
opaque="FQhe/qaU925kfnzjCev0ciny7QMkPqMAFRtzCUYo5tdS"

Substitution

Digest realm = "http-auth@example.org",
qop= " auth, auth-int ", algorithm = MD5 ,
nonce ="7ypf/xlj9XXwfDPEoM4URrv/xwf94BcCAzFZH4GiTo0v"    ,
opaque="FQhe/qaU925kfnzjCev0ciny7QMkPqMAFRtzCUYo5tdS"