a!doesGroupExist( groupId )
Verifies whether a group with the specified group ID already exists in the environment.
Keyword | Type | Description |
---|---|---|
|
Number (Integer) |
The ID of the group to be checked. |
Boolean
Returns true
when the specified group exists on the system, regardless of security.
This function is particularly useful to add error handling around group IDs that have been stored and then retrieved from a database.
a!doesGroupExist()
cannot be used to define a column of process report data or in a process event.
You can copy and paste these examples into the Expression Rule Designer to see how this works.
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a!doesGroupExist(6)
Returns true
if there is a group with an ID of 6
/
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a!doesGroupExist(null)
Returns false
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if(a!doesGroupExist(ri!myGroup),
group(ri!myGroup, "groupName"),
"Unavailable"
)
myGroup
of type Group
.Returns either a group name or "Unavailable"
.
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a!localVariables(
local!groupIds: {2,3,30000},
a!doesGroupExist(local!groupIds)
)
Returns {true, true, false}
. This example may return different values depending on the groups in the environment.
Feature | Compatibility | Note |
---|---|---|
Portals | Partially compatible | Can be used with Appian Portals if it is connected using an integration and web API. |
Offline Mobile | Compatible | |
Sync-Time Custom Record Fields | Incompatible | |
Real-Time Custom Record Fields | Incompatible | Custom record fields that evaluate in real time must be configured using one or more Custom Field functions. |
Process Reports | Incompatible | Cannot be used to configure a process report. |
Process Events | Incompatible | Cannot be used to configure a process event node, such as a start event or timer event. |
a!doesGroupExist() Function