Hi,

Check the functions merge_all and merge_recurse from the reshape package.
I think you're looking for the latter function.

Cheers!!

Albert-Jan



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All right, but apart from the sanitation, the medicine, education, wine, public order, irrigation, roads, a fresh water system, and public health, what have the Romans ever done for us?

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--- On Fri, 5/7/10, Jeff Newmiler <jdnewmil@dcn.davis.ca.us> wrote:

From: Jeff Newmiler <jdnewmil@dcn.davis.ca.us>
Subject: Re: [R] Merge Multiple Datasets
To: "Wang, Kevin (SYD)" <kevinwang@kpmg.com.au>, r-help@r-project.org
Date: Friday, May 7, 2010, 5:19 AM

If your new datasets have similar measurements, you might consider rbind and adding a new column to distinguish the data sources. 

"Wang, Kevin (SYD)" <kevinwang@kpmg.com.au> wrote:

>Hi,
>
>I've got a bunch of datasets (each has an "ID" column) that I'd like to
>merge into one big datasets.
>
>After a google search I found
>http://tolstoy.newcastle.edu.au/R/help/05/08/11131.html .  However, I'm
>wondering if there is an easy way to do this as I've got about 12
>datasets to be merged (all in the same format: an "ID" column and a
>"Frequency" column")?  Also, as I'm expecting more individual datasets
>to come in, I'm trying to automate my code so I don't have to keep
>manually adding in datasets into the merge() function.
>
>Any suggestions would be greatly appreciated.
>
>Cheers
>Kev
>
>Kevin Wang
>> Senior Advisor, Health and Human Services Practice 
>> Government Advisory Services
>> 
>> KPMG
>> 10 Shelley Street
>> Sydney  NSW  2000  Australia
>> 
>> Tel     +61 2 9335 8282
>> Fax    +61 2 9335 7001
>> 
>kevinwang@kpmg.com.au
>
>> Protect the environment: think before you print
>> 
>> 
>
>
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>
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