Espaces de noms
Variantes

    std::negate

    De cppreference.com

    This page has been machine-translated from the English version of the wiki using Google Translate.

    The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here.

    Click here for the English version of this page

    <metanoindex/>

     
    C++
     
    Bibliothèque d'utilitaires
     
    Objets Function
    Emballages de fonction
    Original:
    Function wrappers
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    function (C++11)
    mem_fn (C++11)
    bad_function_call (C++11)
    Lier
    Original:
    Bind
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    bind (C++11)
    is_bind_expression (C++11)
    is_placeholder (C++11)
    _1, _2, _3, ... (C++11)
    Emballages de référence
    Original:
    Reference wrappers
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    reference_wrapper (C++11)
    ref
    cref    		 (C++11)
    (C++11)
    Emballages opérateur
    Original:
    Operator wrappers
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    Négateurs
    Original:
    Negators
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    Obsolète liants et des adaptateurs
    Original:
    Deprecated binders and adaptors
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    unary_function (obsolète)
    binary_function (obsolète)
    ptr_fun (obsolète)
    pointer_to_unary_function (obsolète)
    pointer_to_binary_function (obsolète)
    mem_fun (obsolète)
    mem_fun_t
    mem_fun1_t
    const_mem_fun_t
    const_mem_fun1_t    		 (obsolète)
    (obsolète)
    (obsolète)
    (obsolète)
    mem_fun_ref (obsolète)
    mem_fun_ref_t
    mem_fun1_ref_t
    const_mem_fun_ref_t
    const_mem_fun1_ref_t    		 (obsolète)
    (obsolète)
    (obsolète)
    (obsolète)
    binder1st
    binder2nd    		 (obsolète)
    (obsolète)
    bind1st
    bind2nd    		 (obsolète)
    (obsolète)
     
    <tbody> </tbody>
    Déclaré dans l'en-tête <functional>
    template< class T > struct negate;
    Objet fonction pour effectuer la négation. Appelle effectivement operator- sur une instance de T type .
    Original:
    Function object for performing negation. Effectively calls operator- on an instance of type T.
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    Types de membres

    Type d'
    Original:
    Type
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    		 Definition
    result_type T
    argument_type T

    Fonctions membres

    operator()
    renvoie la négation de l'argument
    Original:
    returns the negation of the argument
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    (fonction membre publique)

    std :: :: nier
    Original:
    std::negate::
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    operator()

    <tbody> </tbody>
    T operator()( const T& arg ) const;

    Returns the negation of arg.

    Parameters

    arg -
    pour calculer la valeur de négation
    Original:
    value to compute negation of
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    Return value

    The result of -arg.

    Exceptions

    (none)

    Possible implementation

    T operator()(const T &arg) const 
{
    return -arg;
}