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vector::max_size

Returns the maximum length of the vector.

size_type max_size( ) const;

The maximum possible length of the vector.

// vector_max_size.cpp
// compile with: /EHsc
#include <vector>
#include <iostream>

int main( )
{
   using namespace std;   
   vector <int> v1;
   vector <int>::size_type i;

   i = v1.max_size( );   
   cout << "The maximum possible length of the vector is " << i << "." << endl;
}

The maximum possible length of the vector is 1073741823.

Header: <vector>

Namespace: std

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