Select Field Reference

This article explains what the Select field is and how to configure it in the Custom Type builder.

The Select field allows content writers to pick among a number of options from a dropdown menu.

Screenshot of the Select field in the drag-and-drop editor.

The visual builder

When configuring a Select field you'll see the options to set the Field name, API ID, and Field placeholder.

Add one option per line. The options will appear in the order you enter them.

Slice Machine vs. Legacy Editor

Editing fields is almost identical in Slice Machine and the Legacy editor. But it is important to know that the mock config option (to add data to preview content fields in the Slice Simulator) is only available in Slice Machine.

Screenshot of the Select field editor.

JSON model

The following table displays the JSON keys and values of the field’s 'API response.

Edit the JSON model with caution

Only edit the JSON model to make changes to the Rich Text field labels. Making abrupt changes can cause conflicts when synchronizing changes with your documents.


string (required)

Value must be Select



Object for the configuration options



The label that shows up for the field in the document editor



A user-friendly placeholder for the field in the entry editor



An array of strings that will be the available options in the select dropdown



If it's set to the be first value in the options, the select will default to this option

Example JSON configuration

The following JSON defines a Select field which defaults to the first option:

"example_select" : {
  "type" : "Select",
  "config" : {
    "options" : [ "Yes", "No" ],
    "default_value": "No",
    "label" : "Is this a Featured Post?"

API response example

Here is an API response of a Select field with the API ID of example_select:

// API response example of a Select field

  "example_select": "My selected Value"

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