see ?stack, for example.
vQ
Tan, Richard wrote:
Hi, is there a good way (instead of a time-consuming for loop) to
transfer a key/value pair dataframe to a dataframe with key as column
and value as row? For example, I have a dataframe with three columns:
id, code, value:
id,code,value
5.8
Brian
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org]
On Behalf Of Wacek Kusnierczyk
Sent: Thursday, February 19, 2009 5:39 PM
To: Tan, Richard
Cc: r-help@r-project.org
Subject: Re: [R] transform key value pair to column
see ?stack
Thank you, works!
-Original Message-
From: Rowe, Brian Lee Yung (Portfolio Analytics) [mailto:b_r...@ml.com]
Sent: Thursday, February 19, 2009 5:52 PM
To: Wacek Kusnierczyk; Tan, Richard
Cc: r-help@r-project.org
Subject: RE: [R] transform key value pair to column
Try this:
dummy
id
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