Automation Engine Script Guide > Ordered by Function > Activation Data > SYS_ACT_PREV_NR

SYS_ACT_PREV_NR

Script Function: Returns the run number (RunID) of a previous task in a workflow.

Syntax

SYS_ACT_PREV_NR()

Return codes
RunID of the preceding task "0" - The task is the first one in the workflow as its predecessor is the starting point.

Comments

Only tasks running in workflows must contain this script function.

Only use this script function if there is exactly one previous task. If there is more than one predecessor, a runtime error occurs and the script is aborted.

Example

The activation report shows the run number (RunID) of the previous task in a workflow.

:SET &NR# = SYS_ACT_PREV_NR()
:PRINT "RunID of the previous task is &NR#."

See also:

Script element	Description
SYS_ACT_PREV_NAME	Returns the name of the previous job in a workflow.

Script Elements - Activation Data

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