Expression Editor

At times you may require complex expressions to create the property values of controls or actions. The Expression Editor is an easy-to-use tool to help you formulate expressions.

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How to use the Expression Editor

Click on the Expression Editor icon that is associated with the relevant property.

The editor consists of 3 panels:

1. Expression
   Formulate your expression here, by either typing it or adding available variables and code snippets from the panel on the right.
2. Errors
3. On the right, a panel with 2 tabs:

   • Values

     • Session variables
     • Script variables
     • Control elements

   • Code Snippets
     Code that deal with various aspects of the following can be added to your expression:

     • Data Types
     • Dates
     • Arrays
     • Strings

     
     &#xNAN;System variables can be accessed with code snippets and by using JavaScript, e.g. current date and time.
     Click on a code snippet in the Expression Editor to view help info in the bottom-right corner.
     To include a variable or code snippet in your expression, either drag-and-drop it onto the expression panel, or double-click on it.

     For more help on JavaScript, go here.

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