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@ 2015-05-06T10:03:32Z

<?php
$input = array (
  'Ford Mustang' => '125134',
  'Formula 1' => '101499',
  'Sconti Auto' => '98331',
);

echo implode(', ', array_map(function ($entry) {
  return $entry['tag_name'];
}, $input));

Output
Performance
VLD
References
Branches

array_map: documentation ( source)
implode: documentation ( source)

preferences:dark modelive preview

51.06 ms | 402 KiB | 5 Q