regex101: PCRE (Legacy) Match Workspace

^start of line

Non-Capturing Group(?:[A-Z][a-z]+(?: [A-Z][a-z]+\b(?!-))+(?: [A-Z][a-z]+-[A-Z][a-z]+)?|(?:[A-Z][a-z]+ )?[A-Z][a-z]+-[A-Z][a-z]+)

1st Alternative[A-Z][a-z]+(?: [A-Z][a-z]+\b(?!-))+(?: [A-Z][a-z]+-[A-Z][a-z]+)?

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

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

+repeats the group contents below at least once:

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

\ban ASCII word boundary

Negative Lookahead(?!-)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

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

?repeats the group contents below at most once:

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

2nd Alternative(?:[A-Z][a-z]+ )?[A-Z][a-z]+-[A-Z][a-z]+

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

?repeats the group contents below at most once:

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[A-Z]

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

Character Class[a-z]+

+matches at least one character from the set below:

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

$end of line

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

^(?:[A-Z][a-z]+(?: [A-Z][a-z]+\b(?!-))+(?: [A-Z][a-z]+-[A-Z][a-z]+)?|(?:[A-Z][a-z]+ )?[A-Z][a-z]+-[A-Z][a-z]+)$

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Regular Expressions 101

Regular Expression

Extraction