SAP Online Help 07.09.2004
SAP NetWeaver Visual Composer: User Guide 151
Dynamic Expressions Editor
Definition
The Dynamic Expressions Editor assists you in writing and validating the syntax of dynamic
expressions, used in the Behavior properties of UI components (see Defining UI Component
Field Properties [Page 149]).
Use
The Expressions Editor, which can be accessed by clicking the function (fx) icon that appears
when you click in the field next to the property name, or by choosing Model → Dynamic
Expressions. A table of the fields will be displayed, with columns for each of the Behavior
properties, as follows:
Click Assistant to display the Expressions Editor dialog box, which displays the available
expressions for each field, and provides assistance in formulating the expression with the
proper syntax. See Using the Expressions Editor [Page
152].
Structure
Expressions can only be written for fields within info sets. To relate to fields of the info set
within the dynamic expression, use the following rules:
• @@ = current field value
• @FieldName = value of the field with the specified name
For a full explanation about dynamic expressions, see Overview of Dynamic Expressions
[Page 152]
Integration
See Using the Expressions Editor [Page 152]
