Where to put model helper functions in Symfony2

Question

I have the following function:

function array_duplicates($array)
{
    $duplicates = array();
    $unique = array_unique($array);
    for ($i = 0; $i < count(         


        

Answer 1

By convention, utility classes go under the Util namespace.

If you use bundles, a class would go into the YourBundle\Util namespace. If you don't, it would go into the Acme\Util namespace — the src/Acme/Util folder.