regex101: PCRE (Legacy) Match Workspace

Pro

Non-Capturing Group(?:^|called\s+)

1st Alternative^

^start of line

2nd Alternativecalled\s+

calledthe literal text called (case sensitive)

\s+any whitespace character, repeated at least once

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

Character Class[A-Z]

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

Character Class[a-z]*

*matches any number of characters from the set below:

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

Non-Capturing Group(?:\s+[A-Z][a-z]*)*?

*?repeats the group contents below any number of times:

\s+any whitespace character, repeated at least once

Character Class[A-Z]

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

Character Class[a-z]*

*matches any number of characters from the set below:

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

Positive Lookahead(?=(?:\s+and)?\s+can\s+overcome)

Non-Capturing Group(?:\s+and)?

?repeats the group contents below at most once:

\s+any whitespace character, repeated at least once

andthe literal text and (case sensitive)

\s+any whitespace character, repeated at least once

canthe literal text can (case sensitive)

\s+any whitespace character, repeated at least once

overcomethe literal text overcome (case sensitive)

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

25 tokens

Regular Expression

(?:^|called\s+)\K[A-Z][a-z]*(?:\s+[A-Z][a-z]*)*?(?=(?:\s+and)?\s+can\s+overcome)

New

this animal is called Hippo and can overcome no more than
is called Hippo and can overcome no more than
Hippo and can overcome no more than
Hippo can overcome no more than
this animal is called Grey Rabbit and can overcome no more than
this animal is called Small Grey Rabbit can overcome no more than
This is a test. Animal is called Small Grey Rabbit can overcome no more than

Substitution

this animal is called Hippo and can overcome no more than
is called Hippo and can overcome no more than
Hippo and can overcome no more than
Hippo can overcome no more than
this animal is called Grey Rabbit and can overcome no more than
this animal is called Small Grey Rabbit can overcome no more than
This is a test. Animal is called Small Grey Rabbit can overcome no more than