The following is a list of the most common data types for creating a variable.

Table 1. Data types
Data typeDescription
Basic Date/Time Day and time of day, which can be selected with a calendar widget.
Basic Time Specific time.
Choice Script that returns an array of choices that will be displayed for selection in a drop-down menu. If you select the Multi select check box, then multiple options can be selected from the drop-down. If it’s unselected, then only one option can be selected.
Data Array Data Array structure represented as a String.
Data Object The Data Object input enables you to select the plus icon Add icon. to add a new property to the data object or the minus icon Delete icon. to delete it.

Additionally, you can select the Star icon Wild card icon. that will search for a name if you don't know the structure of the JSON format property. A JSON path and match criteria field will appear and enable you to search for a key in the JSON structure.
Decimal Number with up to two digits after the decimal points.
Email Email represented as a String.
Integer Number with zero decimal points.
IP Address Variable character field that stores IPv4 and IPv6 addresses.
JSON JavaScript Object Notation represented as a String.
Other Date Date, which can be selected with a calendar widget.
Reference Query that displays records from another table. The data type includes a match criteria field and qualifier conditions that you can set.
String For 255 characters or less, the string field is a single-line text field.
Sys ID (GUID) Field that contains a unique identifier for each record.
True/False Boolean field that appears as a one-digit integer.