Online PHP editor | refs for Ui8Zn

<?php $items_thread=Array ( Array ( 'RecipientID' => 3, 'RecipientScreenname' => 'Tom L', 'RecipientFirstname' => 'Thomas', 'RecipientEmail'=> 'info@xx.com', ), Array ( 'RecipientID' => 3, 'RecipientScreenname' => 'Tom L', 'RecipientFirstname' => 'Thomas', 'RecipientEmail'=> 'info@xx.com', ), Array ( 'RecipientID'=> 1, 'RecipientScreenname' => 'Lau T', 'RecipientFirstname' => 'TK', 'RecipientEmail' => 'au@xx.co.uk', ) ); print_r(array_unique($items_thread));