- array_map: documentation ( source)
- implode: documentation ( source)
<?php
$input = Array
(
[0] => Array
(
[name] => application_banner
),
[1] => Array
(
[name] => application_banner
),
[2] => Array
(
[name] => application_banner_2
)
);
echo implode(', ', array_map(function ($entry) {
return $entry['tag_name'];
}, $input));