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https://issues.apache.org/jira/browse/ARROW-6276?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17394092#comment-17394092
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Antoine Pitrou commented on ARROW-6276:
---------------------------------------

We now have STL iterators in {{arrow/stl_iterator.h}} for a couple datatypes 
(primitive, binary).
We could add syntactic sugar for indexed access, e.g.:
{code:c++}
typename IteratorType::ValueType operator[](int64_t i) {
  return *IteratorType(*this, i);
}
{code}


> [C++] Add operator[] to some concrete Array implementations?
> ------------------------------------------------------------
>
>                 Key: ARROW-6276
>                 URL: https://issues.apache.org/jira/browse/ARROW-6276
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Wes McKinney
>            Priority: Major
>
> I have occasionally been in situations where I want to pass in e.g. 
> {{Int32Array}} or {{BooleanArray}} into a template that also can accept STL 
> sequence types like {{std::vector<bool>}} -- in such cases the main API of 
> interest is {{[]}}. Would there be interest in aliasing {{operator[]}} to 
> return the result of {{GetView}} (or to deprecate {{GetView}} in favor of 
> {{operator[]}})?



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