PayPal Express Checkout - 2013 Guia do Utilizador descarregar pdf (Página 81)

Express Checkout for Payflow 81

Express Checkout Parameter Reference

Reference Transaction Parameter Descriptions

L_COSTn (Optional) Line-item unit price. The line-item unit price can be a positive

or a negative value but not 0. You may provide a negative value to reflect

a discount on an order, for example.

Limitations: Nine numeric characers plus decimal (.) character. No

currency symbol. Specify the exact amount to the cent using a decimal

point—use 34.00, not 34. Do not include comma separators—use 1199.95

not 1,199.95.

L_TAXAMTn (Optional) Line-item tax amount.

Limitations: Specify the exact amount to the cent using a decimal point—

use 34.00, not 34. Do not include comma separators—use 1199.95 not

1,199.95. No currency symbol.

Limitations: Six-character currency.

L_QTYn (Optional) Line-item unit quantity.

Limitations: 10-character integer.

AMT (Required) Amount (US Dollars) U.S. based currency.

AMT=ITEMAMT + TAXAMT + FREIGHTAMT + HANDLINGAMT +

INSURANCEAMT - DISCOUNT

NOTE:You must set CURRENCY to one of the three-character currency

codes for any of the supported PayPal currencies. See

CURRENCY

in this table for details.

Limitations: Must not exceed $10,000 USD in any currency. Nine

numeric characers plus decimal (.) character. No currency symbol.

Specify the exact amount to the cent using a decimal point—use 34.00,

not 34. Do not include comma separators—use 1199.95 not 1,199.95.

Nine numeric characters plus decimal.

ITEMAMT (Required if L_COSTn is specified) Sum of cost of all items in this order.

ITEMAMT = L_QTY0*LCOST0 +

L_QTY1*LCOST1...L_QTYn*L_COSTn

Limitations: Nine numeric characers plus decimal (.) character. No

currency symbol. Specify the exact amount to the cent using a decimal

point—use 34.00, not 34. Do not include comma separators—use 1199.95

not 1,199.95.

TABLE A.23 Reference Transaction Request Parameters

Parameter Description

1 2 ... 76 77 78 79 80 81 82 83 84 85 86 ... 95 96

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