Abinoam Jr. wrote in post #1137892:
> Dear Arup,
>
> Look at
> http://ruby-doc.org/stdlib-2.1.0/libdoc/csv/rdoc/CSV/Table.html#method-i-5B-5D
>
> "Columns are returned as an Array of values. Altering that Array has
> no effect on the table."
>

But I am using the method `#[]=`
(http://ruby-doc.org/stdlib-2.1.0/libdoc/csv/rdoc/CSV/Table.html#method-i-5B-5D-3D
) not `#[]`.

In the default mixed mode, this method **assigns rows for index access
and columns for header access.**

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