Returns the size of the specified subarray in an array of subarrays.
For a brief overview of working with 2D arrays, see 2D Arrays [ICE Fundamentals].
Category: Array2d
Output Ports: Result
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A scene reference that is prepended to Array Indices Reference to fully resolve the name.
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The attribute being used to store the indices used by the subarrays.
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The index of the subarray whose size to return, where 0 is the first subarray.
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