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std::function::operator bool

De cppreference.com
< cpp‎ | utility‎ | functional‎ | function

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C++
 
Bibliothèque d'utilitaires
 
Objets Function
Emballages de fonction
Original:
Function wrappers
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function (C++11)
mem_fn (C++11)
bad_function_call (C++11)
Lier
Original:
Bind
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bind (C++11)
is_bind_expression (C++11)
is_placeholder (C++11)
_1, _2, _3, ... (C++11)
Emballages de référence
Original:
Reference wrappers
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reference_wrapper (C++11)
ref
cref		 (C++11)
(C++11)
Emballages opérateur
Original:
Operator wrappers
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Négateurs
Original:
Negators
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Obsolète liants et des adaptateurs
Original:
Deprecated binders and adaptors
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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)
 
std::function
Les fonctions membres
Original:
Member functions
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function::function
function::~function
function::operator=
function::swap
function::assign
function::operator bool
function::operator()
function::target_type
function::target
Tiers fonctions
Original:
Non-member functions
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operator==
operator!=
std::swap(std::function)
Classes d'aide
Original:
Helper classes
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std::uses_allocator<std::function>
 
explicit operator bool() const;
 (depuis C++11)
Vérifie si *this stocke une cible appelable fonction, c'est à dire n'est pas vide .
Original:
Checks whether *this stores a callable function target, i.e. is not empty.
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