Regular Expressions 101

§§the literal text §§

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

Group 1((?:Satz|Abs\.|Nr\.|\d+[a-z]?|und|[\s,])+)

Non-Capturing Group(?:Satz|Abs\.|Nr\.|\d+[a-z]?|und|[\s,])+

+repeats the group contents below at least once:

1st AlternativeSatz

Satzthe literal text Satz (case sensitive)

2nd AlternativeAbs\.

Absthe literal text Abs (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

3rd AlternativeNr\.

Nrthe literal text Nr (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

4th Alternative\d+[a-z]?

\d+a Unicode decimal digit, repeated at least once

Character Class[a-z]?

?matches at most one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

5th Alternativeund

undthe literal text und (case sensitive)

6th Alternative[\s,]

Character Class[\s,]

\sa Unicode whitespace character

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Positive Lookbehind(?<=\w)

\wa Unicode word character

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*((?:Satz|Abs\.|Nr\.|\d+[a-z]?|und|[\s,])+)(?<=\w)

New



Die Anzahl der §§ 12 Abs. 5, 13a, 14 Satz 1 und 8 variieren
  From this string I want to get the part 12 Abs. 5, 13a, 14 Satz 1 und 8. The string could also be 
Für die §§ 15a, 18 Abs. 5, 21 und 23 Satz 3 trifft dies nicht zu
  Here I want to get 15a, 18 Abs. 5, 21 und 23 Satz 3