Re: std::vector of const values
On Nov 22, 6:52 am, Dave <thedaverud...@gmail.com> wrote:
Hi all,
I have run into this problem a few times and was hoping there was a
more elegant solution than what I was doing. Suppose I have the
following code:
#include <vector>
#include <iostream>
void doStuff( const std::vector< const int* >& ints )
{
for( size_t i = 0; i != ints.size(); ++i )
std::cout << *ints[ i ] << std::endl;
}
int main()
{
int i1, i2, i3;
std::vector< int* > ints;
ints.push_back( &i1 );
ints.push_back( &i2 );
ints.push_back( &i3 );
doStuff( ints );
return 0;
}
Now, if I try to compile this (with gcc 4.3.2, though I get similar
problems with MSVC++ 2003), I get the following error:
you should simply add one missing const :
int main()
{
int i1, i2, i3;
std::vector< const int* > ints; // note to the const before int
ints.push_back( &i1 );
ints.push_back( &i2 );
ints.push_back( &i3 );
doStuff( ints );
return 0;
}
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