Hey guys thanks very much for al your responses. It was very helpful.
Jim
On Tue, Apr 12, 2011 at 6:59 PM, Peter Ehlers <ehl...@ucalgary.ca> wrote:
> On 2011-04-12 15:52, seeliger.c...@epamail.epa.gov wrote:
>
>> How do I remove all objects except one in R?
>>>>>
>>>>> rm(list=ls()) #will remove ALL objects
>>>>
>>>
>>> But he wanted to remove all objects ***except one***!!! So what's the
>>> point of this answer?
>>>
>>> I can't see any way except a rather round-about kludge to do what the
>>> OP wants. ...
>>>
>>
>> That might work. Or try this, replacing QQQ with the name of the object
>> you want to keep.
>> rm(list=ls()[!grepl('^QQQ$',ls())])
>>
>> cur
>>
>
> package gdata has function keep() which does just what the OP asks for.
>
> Peter Ehlers
>
>
--
Thanks,
Jim.
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