To Pivot array indices as columns
 
  You can repeat each column in a Table per element in a set.  
 
  If all the arrays in a Table have two or more index sets you can use 
  vdl-repeat-contents over one of the common index sets and repeat all the columns per element in the set. The columns will be grouped each element in the set. 
  
 
- In the group, drag a Table element onto a container on the artboard.
- In the Table wizard, select the Entity (MY_ARRAY) to be displayed in the Table Column.
- Proceed through each page of the Table wizard then click FINISH.
- Drag a Repeat Contents onto the Table on the artboard and enter the following in the repeat expression field: =item in scenario.entities.MY_SET 
- Select each Table Column on the artboard. In the Attributes pane, set: 
    - Heading to ='MY_ARRAY, ' + item.label.
 
- In the group, click and drag an Index Filter element onto each Table Column.
- Select the Index Filter element on the artboard, and in the Attributes pane: 
    - Edit the Set attribute to select the dataset. (MY_SET).
- Edit the Value attribute to specify the value to display in the table column (=item.value).
 
<vdl-table vdl-repeat-contents="=item in scenario.entities.MY_SET">
    <vdl-table-column entity="MY_ARRAY" heading="='MY_ARRAY, ' + item.label">
        <vdl-index-filter set="MY_SET" value="=item.value"></vdl-index-filter>
    </vdl-table-column>
</vdl-table> 
  
