[R] How to sort data.frame

[Paul Hiemstra]

Hi,

Look at the sort_df function from the reshape package.

cheers,
Paul

Madhavi Bhave wrote:
> Dear R heleprs
>  
> Suppose I have following data
>  
>
>
>
>
>
>
>
>
> Scenarios
> combination_names
>     series1
>    series2
>
> Sc1
> MAT2 GAU1
> 7.26554
> 8.409778
>
> Sc2
> MAT2 GAU2
> 7.438128
> 8.130275
>
> Sc3
> MAT3 GAU1
> 8.058422
> 8.06457
>
> Sc4
> MAT1 GAU2
> 8.179855
> 8.022071
>
> Sc5
> MAT3 GAU2
> 8.184033
> 8.191831
>
> Sc6
> MAT3 GAU2
> 7.50312
> 8.232425
>
> Sc7
> MAT1 GAU2
> 7.603291
> 8.200993
>
> Sc8
> MAT1 GAU1
> 8.221755
> 8.380097
>
> Sc9
> MAT3 GAU2
> 7.904908
> 8.088824
>
> Sc10
> MAT1 GAU3
> 7.67034
> 8.46376
>  
>  
> I wish to sort thise data frame based on combination_names. Actually this is just an indicative data. I am deling with the data haveing 5000+ records.
>  
> I just need to find out how to sort this data s.t, I will get say following result
>  
>
>
>
>
> Scenarios
> combination_names
>     series1
>    series2
>
>
>
>
> Sc8
>            MAT1 GAU1
> 8.221755
> 8.380097
>
>
>
>
> Sc4
>            MAT1 GAU2
> 8.179855
> 8.022071
>
>
>
>
>
>
>
>
> Sc7
>            MAT1 GAU2
> 7.603291
> 8.200993
> Sc10           MAT1 GAU3             7.67034      8.46376 
>         
>
>
>  
> ........ and so
>  
> I tried to understand the examples given in 
> ?base::order but couldn't cracke it.
>  
> Please guide
>  
> Madhavi
>  
>
>
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-- 
Drs. Paul Hiemstra
Department of Physical Geography
Faculty of Geosciences
University of Utrecht
Heidelberglaan 2
P.O. Box 80.115
3508 TC Utrecht
Phone:  +3130 274 3113 Mon-Tue
Phone:  +3130 253 5773 Wed-Fri
http://intamap.geo.uu.nl/~paul