or,

gsub('V','',vn)

On 8/10/2011 2:23 PM, Peter Langfelder wrote:
> On Wed, Aug 10, 2011 at 11:22 AM, Soyeon Kim<yunni0731@gmail.com>  wrote:
>> Dear All,
>>
>> I have vn variable
>>> vn
>> [1] "V300" "V376"
>> What I want to get is
>> 300 376
> as.numeric(substring(vn, 2))
>
> HTH
>
> Peter
>
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