On Monday, 8 January 2018 at 07:37:31 UTC, Vino wrote:
>>>  I tried to manipulate the writeln's as below but the output is not as expected as it prints the data in row wise, where as we need it in column wise.
...
> Using the function countUntil find the keys for each of the column and store the result of each column in another files.

So, you don't need row wise output.

On Monday, 8 January 2018 at 07:37:31 UTC, Vino wrote:
>>>  I tried to manipulate the writeln's as below but the output is not as expected as it prints the data in row wise, where as we need it in column wise.

Ah, sorry, now I think I get it.
Your problem is you get output like ["a","b","c"] and instead you want
a
b
c

right?

Well, I think you know how to write a loop and output one item per line inside this loop.

On Monday, 8 January 2018 at 08:22:21 UTC, thedeemon wrote:
> On Monday, 8 January 2018 at 07:37:31 UTC, Vino wrote:
>>>>  I tried to manipulate the writeln's as below but the output is not as expected as it prints the data in row wise, where as we need it in column wise.
>
> Ah, sorry, now I think I get it.
> Your problem is you get output like ["a","b","c"] and instead you want
> a
> b
> c
>
> right?
>
> Well, I think you know how to write a loop and output one item per line inside this loop.

HI Deemon,

  Yes the output is required as below, and trying the same, but still no luck.
a
b
c

From,
Vino.B