2009

Table Of Contents
Website Payments Pro Payflow Edition Developer’s Guide 19
Performing Direct Payment Credit Card Transactions
Parameters Used in Transactions
4
ACCT (Required) Credit card or purchase card number.
Limitations: A maximum of 19 numeric characters. This value may not contain
spaces, non-numeric characters, or dashes. For example, ACCT=5555555555554444
EXPDATE (Required) Expiration date of the credit card.
Limitations: Four numeric characters in mmyy format. For example, 1008 represents
November 2008.
ACCTTYPE (Optional) Credit card type. The following card types are supported:
z 0 = Visa
z 1 = MasterCard
z 2 = Discover
z 3 = AMEX
z 8= Other
AM
T (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.
CURRENCY (Required) The currency code. See Appendix B, “Currency Codes.”
NOTE: CURRENCY is applicable only to processors that support transaction-level
currency.
Limitations: Three characters.
BUTTONSOURCE (Optional) Identification code for use by third-party applications to identify
transactions.
Limitations: 32 alphanumeric characters.
CUSTIP (Optional) IP address of payers browser as recorded in its HTTP request to your
website. This value is optional but recommended.
NOTE: PayPal records this IP address as a means to detect possible fraud.
Limitations: 15-character string in dotted quad format: xxx.xxx.xxx.xxx
COMMENT1 (Optional) Merchant-defined value for reporting and auditing purposes.
Limitations: 128 alphanumeric characters.
T
ABLE 4.1 Credit card transaction request parameters
Parameter Description