Feature: Character Property Escapes

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A Character Property Escape is an escape sequence used to match a character with a specific character property.

Syntax

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NOTE: The following syntax is an example based on some of the supported engines. For specific engine support, see Engines.

• \pX — Where X is a single character. Matches a character that has the property X.
• \p{name} — Where name is a predefined property name. Matches a character that has the property name.
• \PX — Where X is a single character. Matches a character that does not have the property X.
• \P{name} — Where name is a predefined property name. Matches a character that does not have the property name.

Engines

Engine	Supported
Perl	✔
PCRE	✔
Boost.Regex	✔
.NET	✔
Oniguruma	✔
Hyperscan	✔
ICU	✔
Glib/GRegex	✔
ECMAScript	✔

See Also

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• Character Classes
• Posix Character Classes
• Negated Posix Character Classes
• Collating Elements
• Equivalence Classes
• Character Class Escapes
• Line Endings Escape
• Character Class Nested Set
• Character Class Intersection
• Character Class Union
• Character Class Subtraction
• Character Class Symmetric Difference
• Character Class Complement