User Guide

Button Manager NVP API April 2012 73
HTML Variables for PayPal Payments Standard
HTML Variables for the Instant Update API
A
Instant Update Variables for Dimensions of Individual Items: Shipping charges are
calculated sometimes by using the dimensions of individual items in the shopping cart. Include
the following optional dimensional variables below in the Cart Upload command to provide
the information to your callback server.
HTML Variables to Set Up an Instant Update Payment for Dimension-Based Shipping Charges
fallback_insura
nce_option_offe
red
Optional Indicates that insurance is offered. PayPal ignores this
HTML variable if fallback_insurance_amount is
omitted or the value is 0 or less.
Allowable values are:
 1 – insurance is offered
 0 – insurance is not offered
1
fallback_insura
nce_amount
Optional Insurance amount to use as a fallback, if the callback
response times out. Include the
fallback_insurance_option_offered HTML
variable if you specify an insurance amount. The fallback
insurance amount applies to all shipping options that you
specify.
Name
Required
or
Optional Description
Character
Length
height_
x Optional Height of item x in the shopping cart.
Allowable values are positive integers.
height_unit Optional Unit of measure for the values specified by the height_x
values.
Allowable values are any values that you choose to provide.
PayPal passes the value to your callback server in callback
requests.
width_
x Optional Width of item x in the shopping cart.
Allowable values are positive integers.
width_unit Optional Unit of measure for the value specified by width_x
Allowable values are any values that you choose to provide.
PayPal passes the value to your callback server in callback
requests.
length_
x Optional Length of item x in the shopping cart.
Allowable values are positive integers.
Name
Required
or
Optional Description
Character
Length