[R] How to extract or sort values from one column

pooja sinha pj@|nh@07 @end|ng |rom gm@||@com
Fri Jan 31 20:05:21 CET 2020


It worked, initially I made some mistake.


Thanks a lot. Trying to read basics of R.

Puja

On Fri, Jan 31, 2020 at 1:06 PM pooja sinha <pjsinha07 using gmail.com> wrote:

> Thanks but it gives error "incorrect number of dimensions".
>
>
> Best,
> Puja
>
> On Fri, Jan 31, 2020 at 11:37 AM K. Elo <maillists using pp.inet.fi> wrote:
>
>> Hi!
>>
>> To extract full rows, use:
>>
>> df[ ( (df$Value>=0.2 & df$Value<=0.4) | df$Value>=0.7 ), ]
>>
>>
>> But it is also a good idea to start reading some introductory
>> tutorials. These are basic things you can find in all tutorials :-)
>>
>> Best,
>> Kimmo
>>
>> pe, 2020-01-31 kello 10:50 -0500, pooja sinha kirjoitti:
>> > Thanks for providing the code but I also needed the output sheet in
>> > .csv format with all the four columns corresponding to the value
>> > (Chrom,
>> > Start_pos, End_pos & Value ranging from what I specified earlier).
>> >
>> > Puja
>> >
>> > On Fri, Jan 31, 2020 at 10:23 AM K. Elo <maillists using pp.inet.fi> wrote:
>> >
>> > > Hi!
>> > >
>> > > Oh, sorry, one "s" too much in my code. Here the correct one:
>> > >
>> > > df$Value[ (df$Value>=0.2 & df$Value<=0.4) | df$Value>=0.7 ]
>> > >
>> > > Best,
>> > > Kimmo
>> > >
>> > > pe, 2020-01-31 kello 17:12 +0200, K. Elo kirjoitti:
>> > > > Hi!
>> > > >
>> > > > Let's assume your data is stored in a data frame called 'df'. So
>> > > > this
>> > > > code should do the job:
>> > > >
>> > > > df$Value[ (df$Value>=0.2 & df$Values<=0.4) | df$Value>=0.7 ]
>> > > >
>> > > > Best,
>> > > > Kimmo
>> > > >
>> > > >
>> > > >
>> > > > pe, 2020-01-31 kello 09:21 -0500, pooja sinha kirjoitti:
>> > > > > Hi All,
>> > > > >
>> > > > > I have a .csv file with four columns (Chrom, Start_pos, End_pos
>> > > > > &
>> > > > > Value).
>> > > > > The value column range from 0 to 1.0 having more than 2.8
>> > > > > million
>> > > > > rows. I
>> > > > > need to write a code from which I can extract the values from
>> > > > > 0.2-
>> > > > > 0.4
>> > > > > &
>> > > > > 0.7-1.0. Could anyone help me in writing the code because I am
>> > > > > new
>> > > > > to
>> > > > > R and
>> > > > > it takes lot of time manually to sort based on values.
>> > > > >
>> > > > > The only part I know is I can read the .csv file and after that
>> > > > > I
>> > > > > don’t
>> > > > > know how to proceed further.
>> > > > >
>> > > > >
>> > > > > Thanks,
>> > > > >
>> > > > > Puja
>> > > > >
>> > > > >     [[alternative HTML version deleted]]
>> > > > >
>> > > > > ______________________________________________
>> > > > > R-help using r-project.org mailing list -- To UNSUBSCRIBE and more,
>> > > > > see
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>> > > > > PLEASE do read the posting guide
>> > > > > http://www.R-project.org/posting-guide.html
>> > > > > and provide commented, minimal, self-contained, reproducible
>> > > > > code.
>> > > >
>> > > > ______________________________________________
>> > > > R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
>> > > > https://stat.ethz.ch/mailman/listinfo/r-help
>> > > > PLEASE do read the posting guide
>> > > > http://www.R-project.org/posting-guide.html
>> > > > and provide commented, minimal, self-contained, reproducible
>> > > > code.
>> > >
>> > > ______________________________________________
>> > > R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
>> > > https://stat.ethz.ch/mailman/listinfo/r-help
>> > > PLEASE do read the posting guide
>> > > http://www.R-project.org/posting-guide.html
>> > > and provide commented, minimal, self-contained, reproducible code.
>> > >
>>
>> ______________________________________________
>> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
>

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