regex101: PCRE (Legacy) Substitution Workspace

\Gstart of current search

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

Group 1(($(?:\s*+(?2)\s*+(?(?!$),)|\s*+[^()',\s]++\s*+(?(?!\)),)|\s*+'[^'\r\n]*+'\s*+(?(?!\)),))++\))|[^()',\s]++|'[^'\r\n]*+')

1st Alternative($(?:\s*+(?2)\s*+(?(?!$),)|\s*+[^()',\s]++\s*+(?(?!\)),)|\s*+'[^'\r\n]*+'\s*+(?(?!\)),))++\))

Group 2($(?:\s*+(?2)\s*+(?(?!$),)|\s*+[^()',\s]++\s*+(?(?!\)),)|\s*+'[^'\r\n]*+'\s*+(?(?!\)),))++\))

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Non-Capturing Group(?:\s*+(?2)\s*+(?(?!\)),)|\s*+[^()',\s]++\s*+(?(?!\)),)|\s*+'[^'\r\n]*+'\s*+(?(?!\)),))++

++repeats the group contents below at least once:

1st Alternative\s*+(?2)\s*+(?(?!\)),)

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

(?2)calls group 2 as a subroutine

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

Condition(?(?!\)),)

Uses the first branch if the lookaround matches

Negative Lookahead(?!\))

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

If the condition is true, match this branch:,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd Alternative\s*+[^()',\s]++\s*+(?(?!\)),)

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

Negated Character Class[^()',\s]++

++matches at least one character outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\sany whitespace character

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

Condition(?(?!\)),)

Uses the first branch if the lookaround matches

Negative Lookahead(?!\))

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

If the condition is true, match this branch:,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

3rd Alternative\s*+'[^'\r\n]*+'\s*+(?(?!\)),)

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

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Negated Character Class[^'\r\n]*+

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

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\ra carriage return (ASCII 13)

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

'the literal ' (39₁₀ / 47₈ / 27₁₆)

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

Condition(?(?!\)),)

Uses the first branch if the lookaround matches

Negative Lookahead(?!\))

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

If the condition is true, match this branch:,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

2nd Alternative[^()',\s]++

Negated Character Class[^()',\s]++

++matches at least one character outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\sany whitespace character

3rd Alternative'[^'\r\n]*+'

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Negated Character Class[^'\r\n]*+

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

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\ra carriage return (ASCII 13)

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

'the literal ' (39₁₀ / 47₈ / 27₁₆)

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

Non-Capturing Group(?:,|$)

1st Alternative,

,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

Search reference

Regular Expression

\G\s*+((\((?:\s*+(?2)\s*+(?(?!\)),)|\s*+[^()',\s]++\s*+(?(?!\)),)|\s*+'[^'\r\n]*+'\s*+(?(?!\)),))++\))|[^()',\s]++|'[^'\r\n]*+')\s*+(?:,|$)

Test String
New

65.54.188.59 - - [13/Jul/2005:04:10:13 +0200] "GET /fusel/Suchmaschinen.html HTTP/1.0" 404 302 "-" "msnbot/1.0 (+http://search.msn.com/msnbot.htm)"

Regular Expressions 101

Regular Expression

Test String
New

Extraction
Processing...

Regular Expression

Test StringNew

ExtractionProcessing...

Test String
New

Extraction
Processing...