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    std::match_results::empty

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    <metanoindex/>

     
    C++
     
    Reguläre Ausdrücke Bibliothek
    Classes
    Original:
    Classes
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    basic_regex(C++11)
    sub_match(C++11)
    match_results(C++11)
    Algorithmen
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    Algorithms
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    regex_match(C++11)
    regex_search(C++11)
    regex_replace(C++11)
    Iteratoren
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    Iterators
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    regex_iterator(C++11)
    regex_token_iterator(C++11)
    Ausnahmen
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    Exceptions
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    regex_error(C++11)
    Traits
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    Traits
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    regex_traits(C++11)
    Konstanten
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    Constants
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    syntax_option_type(C++11)
    match_flag_type(C++11)
    error_type(C++11)
     
    std::match_results
    Member-Funktionen
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    Member functions
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    match_results::match_results
    match_results::~match_results
    match_results::operator=
    match_results::get_allocator
    State
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    State
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    match_results::ready
    Elementzugriff zerstört
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    Element access
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    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
    Iteratoren
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    Iterators
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    match_results::begin
    match_results::cbegin
    match_results::end
    match_results::cend
    Format
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    Format
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    match_results::format
    Modifiers
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    Modifiers
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    match_results::swap
     
    <tbody> </tbody>
    bool empty() const;
    		 (seit C++11)
    Überprüft, ob die Übereinstimmung erfolgreich war .
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    Checks whether the match was successful.
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    Parameter

    (None)
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    (none)
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    Rückgabewert

    true wenn die match_results Objekt keine Übereinstimmungen. Enthält, false anders
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    true if the match_results object contains no matches., false otherwise
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    Ausnahmen

    (None)
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    (none)
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    Komplexität

    Constant .
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    Constant.
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    Siehe auch
    gibt die Anzahl der Treffer in einer voll etablierten Ergebnis Staat
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    returns the number of matches in a fully-established result state
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    (öffentliche Elementfunktion) [edit]