A report's expression editor is a feature that lets users add, alter, or adjust expressions that are used to construct conditions or computed fields. You can define expressions that can compute the value when a document is generated at runtime using the Properties panel.
- Click the f icon
under the properties panel to launch the expressions editor.
Figure: Expression editor - Click the Ellipsis menu for the editor to be displayed.
Figure: Expression editor - Expression editor offers multiple options such as functions, operators, data source fields, report elements, constants, and variables to create an expression.
Figure: Editor - You can add multiple lines of expression.
The options available on the Expression Editor page to create an expression are explained below.
| Field | Description |
| Report Items | This option lists the report elements such as the report header, and top and bottom margin. Figure: Report items |
| Fields | This option contains available fields and dashboard parameters. Figure: Fields |
| Constants | This option contains Boolean variables. Figure: Constants |
| Functions | This option contains different types of functions. To know more about the functions, refer to Functions. Figure: Functions |
| Operators | This option allows you to select operators from the list. To know more about the operators, refer to Operators. Figure: Operators |