Namespace
Varianti

std::regex_search

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< cpp‎ | regex

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C++
 
Espressioni regolari libreria
Classi
Original:
Classes
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basic_regex(C++11)
sub_match(C++11)
match_results(C++11)
Algoritmi
Original:
Algorithms
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regex_match(C++11)
regex_search(C++11)
regex_replace(C++11)
Iteratori
Original:
Iterators
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regex_iterator(C++11)
regex_token_iterator(C++11)
Eccezioni
Original:
Exceptions
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regex_error(C++11)
Tratti
Original:
Traits
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regex_traits(C++11)
Costanti
Original:
Constants
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syntax_option_type(C++11)
match_flag_type(C++11)
error_type(C++11)
 
Elemento definito nell'header <regex>
template< class BidirIt,

          class Alloc, class CharT, class Traits >
bool regex_search( BidirIt first, BidirIt last,
                   std::match_results<BidirIt,Alloc>& m,
                   const std::basic_regex<CharT,Traits>& e,
                   std::regex_constants::match_flag_type flags =

                       std::regex_constants::match_default );
 (1) (dal C++11)
template< class Alloc, class CharT, class Traits >

bool regex_search( const CharT* str,
                   std::match_results<BidirIt,Alloc>& m,
                   const std::basic_regex<CharT,Traits>& e,
                   std::regex_constants::match_flag_type flags =

                       std::regex_constants::match_default );
 (2) (dal C++11)
template< class STraits, class SAlloc,

          class Alloc, class CharT, class Traits >
bool regex_search( const std::basic_string<CharT,STraits,SAlloc>& s,
                   std::match_results<
                       typename std::basic_string<CharT,STraits,SAlloc>::const_iterator,
                       Alloc
                   >& m,
                   const std::basic_regex<CharT, Traits>& e,
                   std::regex_constants::match_flag_type flags =

                       std::regex_constants::match_default );
 (3) (dal C++11)
template< class BidirIt,

          class CharT, class Traits >
bool regex_search( BidirIt first, BidirIt last,
                   const std::basic_regex<CharT,Traits>& e,
                   std::regex_constants::match_flag_type flags =

                       std::regex_constants::match_default );
 (4) (dal C++11)
template< class CharT, class Traits >

bool regex_search( const CharT* str,
                   const std::basic_regex<CharT,Traits>& e,
                   std::regex_constants::match_flag_type flags =

                       std::regex_constants::match_default );
 (5) (dal C++11)
template< class STraits, class SAlloc,

          class CharT, class Traits >
bool regex_search( const std::basic_string<CharT,STraits,SAlloc>& s,
                   const std::basic_regex<CharT,Traits>& e,
                   std::regex_constants::match_flag_type flags =

                       std::regex_constants::match_default );
 (6) (dal C++11)
1)
Determina se esiste una corrispondenza tra la e regolare espresso e qualche sottosuccessione nel [first,last) sequenza bersaglio di caratteri. I risultati delle partite vengono restituiti in m.
Original:
Determines if there is a match between the regular express e and some subsequence in the target character sequence [first,last). Match results are returned in m.
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2)
Std :: Resi regex_search (str, str + std :: <charT> char_traits :: lunghezza (str), m, e, bandiere).
Original:
Returns std::regex_search(str, str + std::char_traits<charT>::length(str), m, e, flags).
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3)
Std :: Resi regex_search (s.begin (), s.end (), m, e, bandiere).
Original:
Returns std::regex_search(s.begin(), s.end(), m, e, flags).
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4)
Lo stesso che (1), omettendo i risultati delle partite.
Original:
The same as (1), omitting the match results.
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5)
Restituisce std :: regex_search (str, str + std :: <charT> char_traits :: lunghezza (str), e, bandiere).
Original:
Returns std::regex_search(str, str + std::char_traits<charT>::length(str), e, flags).
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6)
Std :: Resi regex_search (s.begin (), s.end (), e, bandiere).
Original:
Returns std::regex_search(s.begin(), s.end(), e, flags).
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[modifica] Parametri

first, last -
l'obiettivo intervallo di caratteri
Original:
the target character range
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m -
i risultati delle partite
Original:
the match results
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str -
un personaggio bersaglio con terminazione null di tipo C stringa
Original:
a target character null-terminated C-style string
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s -
un personaggio std :: basic_string bersaglio
Original:
a target character std::basic_string
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e -
std :: regex
Original:
the std::regex
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flags -
le bandiere delle partite
Original:
the match flags
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Type requirements
-
BidirIt must meet the requirements of BidirectionalIterator.
-
Alloc must meet the requirements of Allocator.

[modifica] Valore di ritorno

Restituisce true se esiste una corrispondenza da qualche parte nella sequenza di destinazione, altrimenti false.
Original:
Returns true if a match exists somewhere in the target sequence, false otherwise.
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Estratto da "https://it.cppreference.com/mwiki/index.php?title=cpp/regex/regex_search&oldid=26665"