Get $key and $value from artist array

<?php
if ($dragon_breed != '')
{
    // First, let's see what $dragon_breed contains
var_dump($dragon_breed);
    echo "<BR>";
    // That displayed the ID of the breed. Now let's get the name of the breed.
    $breedid = $dragon_breed;
    $breeddata = new Pod('breeds', $breedid);
    echo 'Breed: ' . $breeddata->display('name') . "<BR>";
    // Name of the breed is being displayed, now let's get the name of the artist with a simple display
    echo 'Artist name: ' . $breeddata->display('artist') . "<BR>";
    // With the above I will be screwed once I enter the link part, so let's test in another way: First get field then echo the $
    $dragon_artist = $breeddata->get_field('artist');
    echo 'Artist name: ' . $dragon_artist . "<BR>";
    // This gives an array. Now let's see if we can get the artist id from this array. First let's get the $key and $value and see what those are.
   if ($dragon_artist != '')
   {
   var_dump($dragon_artist);
    echo "<BR>";
    if (is_array($dragon_artist))
    {
      foreach ($dragon_artist as $key => $value)
      {
        echo 'Key: ' . $key . ' Value: ' . $value . "<BR>";
      }
    } else if (!is_array($dragon_artist))
    {
        echo $dragon_artist;
        echo "<BR>";
    }
   }
}

            ?>