3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = array( array( 'id' => 1, 'tag_name' => 'google', 'name' => 'joe' ), array( 'id' => 500, 'tag_name' => 'technology', 'name' => 'bob' ) ); echo implode(', ', array_map(function ($entry) { return $entry['tag_name']; }, $input));

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