Accessing the expression editor - Cloud

Talend Cloud Data Management Platform Studio User Guide

English (United States)
Talend Cloud
Talend Management Console
Talend Studio
Design and Development

About this task

The expression editor provides visual comfort to write any function or transformation in a handy dedicated view.

You can write the expressions necessary for the data transformation directly in the Expression editor view located in the lower half of the expression editor.

To open the Expression editor view, complete the following:


  1. Double-click the tMap component in your Job design to open the Map Editor.
  2. In the lower half of the editor, click the Expression editor tab to open the corresponding view.
    Note: To edit an expression, select it in the Input panel and then click the Expression editor tab and modify the expression as required.
  3. Enter the Java code according to your needs. The corresponding expression in the output panel is synchronized.


Note: Refer to the Java documentation for more information regarding functions and operations.