regex101: Python Substitution Workspace

^start of line

Non-Capturing Group(?:Read\s+more\s*:)?

?repeats the group contents below at most once:

Readthe literal text Read (case sensitive)

\s+a Unicode whitespace character, repeated at least once

morethe literal text more (case sensitive)

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

:the literal : (58₁₀ / 72₈ / 3A₁₆)

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

Non-Capturing Group(?:(?:[A-Z]\S*|the|an?|[io]n|at|with(?:out)?|from|for|and|but|n?or|yet|[st]o|around|by|after|along|from|of)\s+)*

*repeats the group contents below any number of times:

Non-Capturing Group(?:[A-Z]\S*|the|an?|[io]n|at|with(?:out)?|from|for|and|but|n?or|yet|[st]o|around|by|after|along|from|of)

1st Alternative[A-Z]\S*

Character Class[A-Z]

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

\S*any character that is not Unicode whitespace, repeated any number of times

2nd Alternativethe

thethe literal text the (case sensitive)

3rd Alternativean?

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

n?optionally matches the literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

4th Alternative[io]n

Character Class[io]

ithe literal i (105₁₀ / 151₈ / 69₁₆) (case sensitive)

othe literal o (111₁₀ / 157₈ / 6F₁₆) (case sensitive)

nthe literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

5th Alternativeat

atthe literal text at (case sensitive)

6th Alternativewith(?:out)?

withthe literal text with (case sensitive)

Non-Capturing Group(?:out)?

?repeats the group contents below at most once:

outthe literal text out (case sensitive)

7th Alternativefrom

fromthe literal text from (case sensitive)

8th Alternativefor

forthe literal text for (case sensitive)

9th Alternativeand

andthe literal text and (case sensitive)

10th Alternativebut

butthe literal text but (case sensitive)

11th Alternativen?or

n?optionally matches the literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

orthe literal text or (case sensitive)

12th Alternativeyet

yetthe literal text yet (case sensitive)

13th Alternative[st]o

Character Class[st]

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

othe literal o (111₁₀ / 157₈ / 6F₁₆) (case sensitive)

14th Alternativearound

aroundthe literal text around (case sensitive)

15th Alternativeby

bythe literal text by (case sensitive)

16th Alternativeafter

afterthe literal text after (case sensitive)

17th Alternativealong

alongthe literal text along (case sensitive)

18th Alternativefrom

fromthe literal text from (case sensitive)

19th Alternativeof

\s+a Unicode whitespace character, repeated at least once

Positive Lookahead(?=[A-Z])

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

Search reference

Regular Expression

^(?:Read\s+more\s*:)?\s*(?:(?:[A-Z]\S*|the|an?|[io]n|at|with(?:out)?|from|for|and|but|n?or|yet|[st]o|around|by|after|along|from|of)\s+)*(?=[A-Z])

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