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What is a Drop-down input

Drop-down input is an input component that allows you to enter a list of options, one of which can be selected by the user.

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When to use the Drop-down input component

The Drop-down input component is suitable for situations when users needs to select an option. For example, when they wish to perform “Basic analysis” and “Advanced analysis” in a Tool that provides two different analysis flow.

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How to add a Drop-down input to my custom Tool

The Drop-down input component is listed under User inputs. You can add it to your Tool using the main section or the side-bar.

  1. Title: the title of your input component
  2. Description: To describe what this input is or will be used for, etc.
  3. Variable name: located on the bottom left and marked in green, you can rename the variable and use the name to access the data in your Tool
  4. Optional/Required: located on the top right, as the name suggests, unlike an optional component, a required components must be provided before your analysis starts.

Set a default value

To set a default value for an input component, enter the value and click on the small setting icon on the bottom right. Next click on Set current value.

After entering the options to be shown in the drop-down, do not forget to save the default values.

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Access the entered selected option in the drop-down

To access the entered text use the variable mode {{}} and the input step name. Under the default setting it is accessible via {{options}} (or params.options in a JavaScript step).

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