std::match_results::position

 

C++

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Expresiones biblioteca Regular (C++11)

Operaciones de biblioteca Atómica (C++11)

Tema Biblioteca de ayuda (C++11)

 

Expresiones biblioteca Regular

Clases Original: Classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_regex (C++11)

sub_match (C++11)

match_results (C++11)

Algoritmos Original: Algorithms The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

regex_match (C++11)

regex_search (C++11)

regex_replace (C++11)

Los iteradores Original: Iterators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

regex_iterator (C++11)

regex_token_iterator (C++11)

Excepciones Original: Exceptions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

regex_error (C++11)

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regex_traits (C++11)

Constantes Original: Constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

syntax_option_type (C++11)

match_flag_type (C++11)

error_type (C++11)

 

std::match_results

Las funciones miembro Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

match_results::match_results

match_results::~match_results

match_results::operator=

match_results::get_allocator

Estado Original: State The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

match_results::ready

Elemento acceso Original: Element access The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

match_results::size

match_results::max_size

match_results::empty

match_results::length

match_results::position

match_results::str

match_results::operator_at

match_results::prefix

match_results::suffix

Los iteradores Original: Iterators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

match_results::begin match_results::cbegin

match_results::end match_results::cend

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match_results::format

Modificadores Original: Modifiers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

match_results::swap

 

difference_type position( size_type sub = 0 ) const;		(ya que C + +11)

Devuelve la posición del primer carácter de la sub-determinado partido .

Original:

Returns the position of the first character of the specified sub-match.

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Si n == 0, la posición del primer carácter de la expresión ajustado completo se devuelve .

Original:

If n == 0, the position of the first character of entire matched expression is returned.

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Si n > 0 && n < size(), la posición del primer carácter de n th sub-partido se volvió .

Original:

If n > 0 && n < size(), the position of the first character of nth sub-match is returned.

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si n >= size(), una posición del primer carácter del partido se devuelve sin igual .

Original:

if n >= size(), a position of the first character of the unmatched match is returned.

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Parámetros

n

-

número entero que especifica qué coincidir examinar Original: integral number specifying which match to examine The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

La posición del primer carácter del juego especificado o sub-match .

Original:

The position of the first character of the specified match or sub-match.

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Ejemplo

#include <iostream>
#include <regex>
#include <string>
 
int main()
{
    std::regex re("a(a)*b");
    std::string target("aaab");
    std::smatch sm;
 
    std::regex_match(target, sm, re);
    std::cout << sm.position(1) << '\n';
}

Output:

1

Ver también

operator[]	rendimientos especificados sub-partido Original: returns specified sub-match The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (miembro público función)