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BPM Events User's Guide
Persistent structures : Infopads : Using infopads : Updating slots in a cell
Updating slots in a cell
Updating slots is also done through action-items. A slot is always referenced with a cell reference as prefix, using the following generic notation:
<cell_reference> is an infopad element that uses an indexed infopad, starting from 1 up to the specified value for the dimension. In the following example, the cell is in row 3, column 2.
For example,

Infopads always have rows and columns, and are therefore considered as two-dimensional, even if their column number or row number is 1. The references to infopad cells should therefore always mention both row and column indexes. A reference to a slot of an infopad cell should always be of the form:
Note: You can also update slots in an infopad through BPM Designer, using the Infopad Access dialog in the Action Editor. For more information, see OpenEdge Getting Started: Developing BPM Applications with Developer Studio.
Methods to modify infopad contents, whether through operators or action items, are described in the following sections.