Custom lookups can be incorporated into dynamic dropdown lists using the parent and child relationship between data. After uploading a CSV for your custom data, you can set up a series of parent and child dropdown lists that can further filter user options based on previous selections.
====Configuring the Parent DropdownsDropdown====To set up a parent dropdown list, create # Create a custom field of type '''Select One - Dropdown List'''. # In the '''Pre-Defined Predefined Options''' field, map your dropdown options to the various lookup keys you chose for of your custom lookupdata to the options you want to surface in the dropdown. For In our example, a custom our lookup for course registration may have keys span a lookup key that uses range of 100 to denote freshman courses600, 200 which each 100 increment corresponding to denote sophomore courses, etca different university. When Mapping the user selects a course year from the parent dropdown, their options for lookup key in this way will allow the child dropdown will we set up later to be filteredby the parent selection.
====Configuring the Child DropdownsDropdown====
To set up a child dropdown list, create a custom field of type '''Select One - Dropdown List''' and set the '''Parent Field''' to the parent dropdown list created above. Toggle on '''Enable Dynamic Content'''. This will expose the toggle '''Use Custom Lookup Options'''. When you toggle this on, you see additional settings to specify the lookup. Under '''Lookup Name''', select the desired custom lookup you imported. Under '''Option Text Identifier''', type the name of the column whose data you want to display in the child dropdown. In this example, we want to show the course name.