Soham Das wrote:
My agenda actually is two pronged. I have read Beginning Perl and a bit of 
Intermediate Perl, though was able to solve individual problems, but I was not 
sure,if I can code myself out of a wet paperbag.

So I thought, lets chuck theory. Its better to get hands dirty with some real 
life code. Actually, the stuff which I am working on is my own problem. Its 
related to what I do, and I was adviced to do the same thing in Excel, as its 
much easier. But yes, I got to learn Perl and got to solve my issue ;)

So that might explain the reason behind why I dont have much idea on what I 
happen to be thinking.I am not really sure how to proceed.

To put my problem more succinctly

a. I have a CSV file
b. I am reading and parsing it through Tie::Handle::CSV module
c. There is a date column in that csv file
d I want to process a hashlist such that each date is mapped to a sequential 
number. {where I am stuck at, currently}

e. I want to use this hash as a way to further process another csv such that I 
can segregate the contents of the second csv populating/processing two 
two-dimensional array.

Shawn's Programming Rules #7: When creating data structures: if preserving the order is important, use an array; otherwise use a hash. <http://www.perlfoundation.org/perl5/index.cgi?shawn_h_corey#shawn_s_programming_rules>

Why can't you use the date as a key for the second file and create a hash of arrays or even a hash of hashes?


--
Just my 0.00000002 million dollars worth,
  Shawn

Programming is as much about organization and communication
as it is about coding.

I like Perl; it's the only language where you can bless your
thingy.

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