---
name: "std::__detail::_BracketMatcher"
section: "3"
platform: "linux"
package: "gcc"
version: "16.2.1+r23+gd564253eb6c8-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/std::__detail::_BracketMatcher"
---

# std::\_\_detail::\_BracketMatcher(3)

Matches a character range (bracket expression).

## NAME

std::\_\_detail::\_BracketMatcher\< \_TraitsT, \_\_icase, \_\_collate \> - Matches a character range (bracket expression).

## SYNOPSIS

\#include \<regex\>

### Public Types

typedef \_TraitsT::char\_class\_type **\_CharClassT**\
 typedef \_TransT::\_CharT **\_CharT**\
 typedef \_TraitsT::string\_type **\_StringT**\
 typedef \_TransT::\_StrTransT **\_StrTransT**\
 typedef \_RegexTranslator\< \_TraitsT, \_\_icase, \_\_collate \> **\_TransT**\

### Public Member Functions

**\_BracketMatcher** (bool \_\_is\_non\_matching, const \_TraitsT &\_\_traits)\
 void **\_M\_add\_char** (\_CharT \_\_c)\
 void **\_M\_add\_character\_class** (const \_StringT &\_\_s, bool \_\_neg)\
 \_StringT **\_M\_add\_collate\_element** (const \_StringT &\_\_s)\
 void **\_M\_add\_equivalence\_class** (const \_StringT &\_\_s)\
 void **\_M\_make\_range** (\_CharT \_\_l, \_CharT \_\_r)\
 void **\_M\_ready** ()\
 bool **operator()** (\_CharT \_\_ch) const\

## Detailed Description

### template\<typename \_TraitsT, bool \_\_icase, bool \_\_collate\>

struct std::\_\_detail::\_BracketMatcher\< \_TraitsT, \_\_icase, \_\_collate \>"Matches a character range (bracket expression).

## Author

Generated automatically by Doxygen for libstdc++ from the source code.