std::valarray::resize (3) Linux Manual Page

std::valarray<T>::resize – std::valarray<T>::resize

Synopsis

void resize(std::size_t count, T value = T());

Resizes the valarray to contain count elements and assigns value to each element.
This functions invalidates all pointers and references to elements in the array.

Parameters

count – new size of the container
value – the value to initialize the new elements with

Return value

(none)

Example

// Run this code

#include <valarray>

#include <iostream>

int main()

{
    std::valarray<int> v{1, 2, 3};
    v.resize(10);
    for (int n : v)
        std::cout << n << ' ';
    std::cout << '\n';
}

Output:

  0 0 0 0 0 0 0 0 0 0

See also

     returns the size of valarray
size (public member function)