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<?php $emailid = Array ( "0]" => "<seperator>krishna.j@tamsinfotech.com", "1" => "<seperator>krishna.j@tamsinfotech.com" ); $emailids = implode(",",$emailid); echo $emailids; $emailids = ltrim($emailids,"<seperate>"); $emid = explode(",<seperate>",$emailids); $array = array('lastname', 'email', 'phone'); $comma_separated = implode(",", $array); echo $comma_separated; // lastname,email,phone

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