[R] Histograms with strings,

Khanvilkar, Shashank skhanvil at qualcomm.com
Fri Mar 18 01:58:53 CET 2011


Thanks

> which.max(table(x))
129.46.71.19
          10

How do I get only "129.46.71.19" back as a str...


-----Original Message-----
From: jim holtman [mailto:jholtman at gmail.com] 
Sent: Thursday, March 17, 2011 4:39 PM
To: Khanvilkar, Shashank
Cc: r-help
Subject: Re: [R] Histograms with strings,

try this:

> x
 [1] "74.125.224.38" "74.125.224.38" "129.46.71.19"  "129.46.71.19"
"129.46.71.19"  "129.46.71.19"
 [7] "129.46.71.19"  "129.46.71.19"  "129.46.71.19"  "129.46.71.19"
"129.46.71.19"  "129.46.71.19"
> table(x)
x
 129.46.71.19 74.125.224.38
           10             2
> which.max(table(x))
129.46.71.19
           1


On Thu, Mar 17, 2011 at 6:06 PM, Khanvilkar, Shashank
<skhanvil at qualcomm.com> wrote:
> Hello,
> Thanks in advance for any help,
>
> I have read a CSV file in which there is a column for an IP addr as in:
>
> tmpInFile$V2
>  [1] "74.125.224.38" "74.125.224.38" "129.46.71.19"  "129.46.71.19"
>  [5] "129.46.71.19"  "129.46.71.19"  "129.46.71.19"  "129.46.71.19"
>  [9] "129.46.71.19"  "129.46.71.19"  "129.46.71.19"  "129.46.71.19"
>
> If I want to find the IP addr that has the highest occurrence (129.46.71.19, in this case), is there a simple way to do this?
>
> Thanks
> Shank
>
>        [[alternative HTML version deleted]]
>
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-- 
Jim Holtman
Data Munger Guru

What is the problem that you are trying to solve?



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