std::regex_error
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<tbody> </tbody>| Definido no cabeçalho <regex>
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class regex_error : public std::runtime_error { public: explicit regex_error(regex_constants::error_type ecode); regex_constants::error_type code() const; }; |
(desde C++11) | |
Define o tipo de objeto lançado como exceções para relatar erros a partir da biblioteca de expressões regulares.
Original:
Defines the type of object thrown as exceptions to report errors from the regular expressions library.
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Funções de membro
constrói um objeto regex_error Original: constructs a regex_error object The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) | |
recebe o std::regex_constants::error_type para um regex_error Original: gets the std::regex_constants::error_type for a regex_error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) | |
Herdado de std::exception
Member functions
Exemplo
#include <regex>
#include <iostream>
int main()
{
try {
std::regex re("[a-b][a");
} catch(const std::regex_error& e)
{
std::cout << "regex_error caught: " << e.what() << '\n';
if(e.code() == std::regex_constants::error_brack)
std::cout << "The code was error_brack\n";
}
}
Saída:
regex_error caught: The expression contained mismatched [ and ].
The code was error_brack