Edit expressions
How do I configure node parameters?#
The expression editor allows you to build and test expressions written in JavaScript that use parameters from: * the current node * other input nodes in the pathway
Before you begin#
- Learn about writing expressions in Ensemble nodes
- Learn about data mapping using expressions
- Learn about pathways
- Learn about pathway nodes
- Add a node from the library, OR
- Double-click on the node to open the editor
Note
Click Test to load values from input nodes you can drag and drop into fields to map to your output values
How do I open the expression editor?#
- Find a field that can toggle between Fixed and Expression
- Click Expression above the field.
- You can now:
- Enter a value directly in the field, OR
- Click at the bottom right of the field to open the editor
| Panel | Description | Additional information |
|---|---|---|
| Variable selector | Choose parameters from the current node or input nodes | Learn how to connect nodes |
| Expression | Write JavaScript to configure variables and the node behaviour | |
| Result | Dynamically generated results from expression |
- Click close to return to the node editor.