/*
* This example script  console script can be run to show the hour of the day when an issue was created
* "All right, title and interest in this code snippet shall remain the exclusive intellectual property of Adaptavist Group Ltd and its affiliates. Customers with a valid ScriptRunner
* license shall be granted a  non-exclusive, non-transferable, freely revocable right to use this code snippet only within their own instance of Atlassian products. This licensing notice cannot be removed or
* amended and must be included in any circumstances where the code snippet is shared by You or a third party." 
*/

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.timezone.TimeZoneManager
import java.time.ZonedDateTime
import java.time.temporal.ChronoUnit

def issueManager = ComponentAccessor.issueManager

TimeZoneManager tzm = ComponentAccessor.getComponent(TimeZoneManager)

def issue = issueManager.getIssueByCurrentKey("TEST-1") // your issue key here

ZonedDateTime creationTime = ZonedDateTime.ofInstant(issue.created.toInstant(), tzm.getLoggedInUserTimeZone().toZoneId())
ZonedDateTime startOfDay = creationTime.toLocalDate().atStartOfDay(creationTime.getZone())
Double creationHour = (ChronoUnit.SECONDS.between(startOfDay, creationTime) as double) / 3600

return creationTime.getHour()
return creationHour