Regular Expressions 101

Negative Lookbehind(?<![.!?])

Character Class[.!?]

.the literal . (46₁₀ / 56₈ / 2E₁₆)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Group 1(\sÂ«?)

\sany whitespace character

Âthe literal Â (194₁₀ / 302₈ / C2₁₆) (case sensitive)

«?optionally matches the literal « (171₁₀ / 253₈ / AB₁₆)

Group 2(Ich|Mich|Mir|Du|Dich|Dir|Er|Ihn|Ihm|Ihr|Es|Wir|Uns|Euch)

1st AlternativeIch

Ichthe literal text Ich (case sensitive)

2nd AlternativeMich

Michthe literal text Mich (case sensitive)

3rd AlternativeMir

Mirthe literal text Mir (case sensitive)

4th AlternativeDu

Duthe literal text Du (case sensitive)

5th AlternativeDich

Dichthe literal text Dich (case sensitive)

6th AlternativeDir

Dirthe literal text Dir (case sensitive)

7th AlternativeEr

Erthe literal text Er (case sensitive)

8th AlternativeIhn

Ihnthe literal text Ihn (case sensitive)

9th AlternativeIhm

Ihmthe literal text Ihm (case sensitive)

10th AlternativeIhr

Ihrthe literal text Ihr (case sensitive)

11th AlternativeEs

Esthe literal text Es (case sensitive)

12th AlternativeWir

Wirthe literal text Wir (case sensitive)

13th AlternativeUns

Unsthe literal text Uns (case sensitive)

14th AlternativeEuch

Euchthe literal text Euch (case sensitive)

\ban ASCII word boundary

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

(?<![.!?])(\sÂ«?)(Ich|Mich|Mir|Du|Dich|Dir|Er|Ihn|Ihm|Ihr|Es|Wir|Uns|Euch)\b

Test String
New

Â«Du, Du willst doch nur ...Â»

some more Text. Â«Du, Du willst doch nur ...Â»

Â«Blah, blah, blahÂ», sagte Er, Â«Du, Du willst doch nur...

Regular Expression

Test StringNew

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Test String
New

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