[R] beginner questions: objects and scripts

Duncan Murdoch murdoch at stats.uwo.ca
Thu Oct 14 16:44:49 CEST 2004

On Thu, 14 Oct 2004 07:00:01 -0700 (PDT), Terry Mu
<terry_mu at yahoo.com> wrote :

>I got some questions on using R,
>1. How do I check and edit definition of an object?
>for example,
>>x <- 1:100
>then after a while I want to check how x is defined.
>list(x) or whatever functions I know only list its
>content, but I want to see its definition, without
>scrolling up and down, and edit it like "fixing" a

You can use history() to see the past history of commands, but there's
no automatic way to find the command that produced x.

>2. How to save my work in current session as a nice
>again, I want to save objects as they are defined, not
>numbers, other than copy / paste. I tried dump(), etc.
>In another word, how do you work with R?

history() is very good for that.  

Duncan Murdoch

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