plugins/javaFX/testData/completion/variableCompletion.fxml

<?import javafx.scene.layout.GridPane?>
<?import javafx.scene.control.Button?>
<?import javafx.scene.control.Tooltip?>
<GridPane fx:controller="sample.Controller" xmlns:fx="http://javafx.com/fxml">
  <fx:define>
    <Tooltip text="tooltip" fx:id="t"/>
  </fx:define>

  <Button onAction="#sayHello" text="Hello" fx:id="b1" tooltip="$<caret>" />
</GridPane>