@F\<field_name>[.<variable_name>]

Description

Accesses the text of the specified subfield of the current field, for example, a field within a line item. Or returns the value of the specified variable of the specified subfield.

Example

In these examples, the rule that contains the action is bound to a field with subfields. In the first example, the smart parameter returns the text of the Unit_Cost subfield of the current field.

In the second example, the smart parameter returns the value of the Unit_Cost subfield TYPE variable.

Action and return value XML example (if applicable)

Action: rr_Get("@F\Unit_Cost")

Return value: $9.90

 

Action: rr_Get("@F\Unit_Cost.TYPE")

Return value: Unit_Cost

<F id="Other_Charges_Line_Item0">
  <V n="TYPE">Other_Charges_Line_Item</V>
  <F id="Unit_Cost">
   <V n="TYPE">Unit_Cost</V>
     <C cn="10" cr="1290,511,1305,540">36</C>   <-- ASCII ‘$'
     <C cn="10" cr="1308,515,1321,536">57</C>   <-- ASCII ‘9'
     <C cn="10" cr="1325,533,1329,536">46</C>   <-- ASCII ‘.'
     <C cn="10" cr="1334,515,1348,536">57</C>   <-- ASCII ‘9'
     <C cn="10" cr="1350,515,1365,536">48</C>   <-- ASCII ‘0'
</F>