std::valarray<T>::resize - cppreference.com

From cppreference.com

`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

#include <iostream>
#include <valarray>

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

Output:

Parameters

Return value

Example

See also