History Functions
The history function allows you to view historical field values for Jira fields and use them in formulas. To show the history of a field, use the following format: <fieldName>History
Example:
statusHistory
→ returns a list of all the status changes that have occurred for an issue
History data is currently available for the following fields:
Status
Story Points
Parent
Project
Date fields
Time estimate fields
Custom numeric fields
Text fields: sprints, version, description, etc.
Narrowing the History
To narrow the history, use the History function along with Array functions.
Example:
statusHistory.LAST()
→ returns the last status the issue was in
Display a Field Value at a Specific Time
The following formula allows you to display the value in a specified field at a specific time.
WITH HISTORICAL_VALUE(field, fieldHistory, date) =
IF fieldHistory.IS_EMPTY() AND field : field
ELSE fieldHistory.FILTER($.time <= date).toText :
HISTORICAL_VALUE(duedate, duedateHistory, datetime("15/May/18 6:24 PM"))
To customize this formula:
Replace the duedate and duedateHistory with another field
Replace the date and time
For more examples of how the History function can be used, see Sample Formulas - History
History as a Variable
You can also find the history of a field by simply entering “History” as your variable:
Name a variable “History”
In the Source section, select the field you want the history of
Check the Use an array of historical data instead of the current value box
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If you don’t check Use an array of historical data instead of the current value, Structure will interpret “History” as a standard variable and only return the current value of the Source field.