std::basic_regex::mark_count

C++

Language

Headers

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Named requirements

Language support library

Concepts library (C++20)

Diagnostics library

Utilities library

Strings library

Containers library

Algorithms library

Iterators library

Numerics library

Input/output library

Localizations library

Regular expressions library (C++11)

Atomic operations library (C++11)

Thread support library (C++11)

Filesystem library (C++17)

Technical Specifications

Regular expressions library

Classes

basic_regex (C++11)

sub_match (C++11)

match_results (C++11)

Algorithms

regex_match (C++11)

regex_search (C++11)

regex_replace (C++11)

Iterators

regex_iterator (C++11)

regex_token_iterator (C++11)

Exceptions

regex_error (C++11)

Traits

regex_traits (C++11)

Constants

syntax_option_type (C++11)

match_flag_type (C++11)

error_type (C++11)

Regex Grammar

Modified ECMAScript-262 (C++11)

std::basic_regex

Member Functions

basic_regex::basic_regex

basic_regex::~basic_regex

basic_regex::operator=

basic_regex::assign

Observers

basic_regex::mark_count

basic_regex::flags

Locale

basic_regex::getloc

basic_regex::imbue

Modifiers

basic_regex::swap

Constants

basic_regex constants

Non-member Functions

swap(std::basic_regex)

Deduction guides(C++17)

unsigned mark_count() const;		(since C++11)

Returns the number of marked sub-expressions within the regular expression.

Parameters

(none)

Return value

The number of marked sub-expressions within the regular expression.

Exceptions

(none)