Choices

Let you add a drop-down menu in your form

Object designer

Object parameters

Double-click on the object to edit it. Object parameters dialog will pop-up.

Allow Empty
Add an empty value in the possible choices

Key
The key field lets you define a unique name to your field. Key value will be read and updated in the context

{
    "choices" : "PCM"
}

or

{
    "choices": [    
    "VF",
    "VO"
    ]
}

if the selection mode is multiple.

Ps: Pay attention to the uniqueness of the keys to avoid conflicts when executing a Sequence.

Selection mode
You have 2 main selection mode: single or multiple. Each of this mode can be standard or searchable allowing you to search into values of a long choice list.

Data Source
Allow to map a list of name/value already saved. The creation or/and modification of these parameters is accessible in Configuration > Data Sources.

Data source object
Let you define a python array as the source of values

Choices
Let you define choices as a list of name/value. Click choice parameter button to add a new parameter.