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std::valarray::resize

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< cpp‎ | numeric‎ | valarray
Revision as of 10:37, 15 December 2013 by Cubbi (Talk | contribs)

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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.

Contents

[edit] Parameters

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

[edit] Return value

(none)

[edit] Example

#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

[edit] See also

returns the size of valarray
(public member function) [edit]