"; } while($like_r = mysqli_fetch_array($like_q)) { $like_uid = $like_r['uid']; // selects user data for each heart $likeu_q = mysqli_query($conx, "SELECT username FROM accounts WHERE uid='$like_uid'"); while($likeu_r = mysqli_fetch_array($likeu_q)) { $like_username = $likeu_r['username']; } echo $separator; echo "$like_username"; if (!$separator) $separator = ', '; } ?>