Use the IsNullOrEmpty component
Determine whether the text is null or an empty string by using the IsNullOrEmpty component in RPA Desktop Design Studio.
Before you begin
Role required: none
About this task
You can configure the properties for the IsNullOrEmpty component. For more information about these properties, see Properties of the String Utilities components.
Procedure
In the Toolbox pane, navigate to Utilities > String Utilities.
Drag the IsNullOrEmpty component to the Design surface.
To configure the input fields, see Configure port properties.
Connect the data and control ports of the IsNullOrEmpty component to the corresponding ports of the other components as described in the following table.
Port type Purpose of connection Mandatory? Data In (Text) Takes the text that the component evaluates from a previously executed component. Yes Data Out (Boolean) Returns the Boolean response to whether the text is null or empty and passes the value to the next component. Yes Control In Connects to the Control Out port of one or more components. Yes Control Out Connects to the Control In port of another component or the default end component. No To test the component, under the DESIGN tab, click Run.
Parent Topic:String utilities