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$sqlString = "SELECT * FROM CartItems WHERE txtSessId = ?";
$sth = $dbh->prepare($sqlString);
$sth->execute($session)
$cartItemsRef = $sth->fetchall_arrayref({});

format RECEIPT = 
Item                    Quantity    Price
...
@<<<<<<<<<<<<<<<<<<<<<  @<<<<<      @####.##
$vars,$go,$here
.