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    std::regex_error

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    C++
     
    Reguläre Ausdrücke Bibliothek
    Classes
    Original:
    Classes
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    basic_regex(C++11)
    sub_match(C++11)
    match_results(C++11)
    Algorithmen
    Original:
    Algorithms
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    regex_match(C++11)
    regex_search(C++11)
    regex_replace(C++11)
    Iteratoren
    Original:
    Iterators
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    regex_iterator(C++11)
    regex_token_iterator(C++11)
    Ausnahmen
    Original:
    Exceptions
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    regex_error(C++11)
    Traits
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    Traits
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    regex_traits(C++11)
    Konstanten
    Original:
    Constants
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    syntax_option_type(C++11)
    match_flag_type(C++11)
    error_type(C++11)
     
    std::regex_error
    Member-Funktionen
    Original:
    Member Functions
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    regex_error::regex_error
    regex_error::code
     
    definiert in Header <regex>
    class regex_error :publicstd::runtime_error{

      public:
        explicit regex_error(regex_constants::error_type ecode);
        regex_constants::error_type code()const;

    };
    		(seit C++11)
    Definiert den Typ des Objekts als Ausnahmen geworfen, um Fehler aus dem regulären Ausdrücken Bibliothek berichten .
    Original:
    Defines the type of object thrown as exceptions to report errors from the regular expressions library.
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    Inhaltsverzeichnis

    [Bearbeiten]Member-Funktionen

    konstruiert eine regex_error Objekt
    Original:
    constructs a regex_error object
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    (öffentliche Elementfunktion)[edit]
    bekommt die für eine std::regex_constants::error_typeregex_error
    Original:
    gets the std::regex_constants::error_type for a regex_error
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    (öffentliche Elementfunktion)[edit]

    Inherited from std::exception

    Member functions

    [virtuell]
    Zerstört das Ausnahme-Objekt
    Original:
    destructs the exception object
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    (virtuellen öffentlichen Member-Funktion of std::exception)[edit]
    [virtuell]
    gibt einen erläuternden String
    Original:
    returns an explanatory string
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    (virtuellen öffentlichen Member-Funktion of std::exception)[edit]

    [Bearbeiten]Beispiel

    #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";}}

    Output: 

    regex_error caught: The expression contained mismatched [ and ]. The code was error_brack
    Von „https://de.cppreference.com/mwiki/index.php?title=cpp/regex/regex_error&oldid=27787“
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