Returns element from the collection or array by the given key.
inputs:
data – input collection (square ‘collection’ output from an operator) or array which element is needed
- Required: yes
key – index number for collection of key for array of the needed element. Indexes for collection start from 0, so to get element number N set key as N-1
- Required: yes
outputs:
element – the value of the collection element by the given key
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