std::dynarray::empty

 

C++

Language

Standard library headers

Concepts

Utilities library

Strings library

Containers library

Algorithms library

Iterators library

Numerics library

Input/output library

Localizations library

Regular expressions library (C++11)

Atomic operations library (C++11)

Thread support library (C++11)

Filesystem library (C++17)

Technical Specifications

 

Containers library

array (C++11)

vector

deque

forward_list (C++11)

list

set

multiset

map

multimap

unordered_set (C++11)

unordered_multiset (C++11)

unordered_map (C++11)

unordered_multimap (C++11)

stack

queue

priority_queue

 

std::dynarray

Member functions

dynarray::dynarray

dynarray::~dynarray

Element access

dynarray::at

dynarray::operator[]

dynarray::front

dynarray::back

dynarray::data

Iterators

dynarray::begindynarray::cbegin

dynarray::enddynarray::cend

dynarray::rbegindynarray::crbegin

dynarray::renddynarray::crend

Capacity

dynarray::empty

dynarray::size

dynarray::max_size

Modifiers

dynarray::fill

 

bool empty() const;		(since {std})

Checks if the container has no elements, i.e. whether begin() == end().

Parameters

(none)

Return value

true if the container is empty, false otherwise

Exceptions

noexcept specification:  

noexcept

  

Complexity

Constant.

Example

Template:cpp/container/dynarray/example empty

See also

size	returns the number of elements (public member function)