Task References

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shift (WorkFlowEngine)


The shift task removes the first item from a non-empty job array variable and returns the removed item with a success finish state. It returns a failure finish state if the the job array variable has no elements.


Incoming Description
Select Job Variable (required) Select the job variable that will be modified.

Outgoing Description
shifted_item The outgoing variable which contains the removed item.


Assume a job variable named fruits with value ["apple","banana","orange"] and you want to remove the first element.

  1. In the pop task's properties dialog box, select fruits from the Select Job Variables dropdown.
  2. Click UPDATE.

The shift task changes job variable fruits to have value ["banana","orange"], and it returns value apple in its outgoing variable shifted item.

Figure: Shift task

Shift Task