Gpcols2rows: convert a file with columns to rows

In Rgnuplot: R Interface for Gnuplot

Description

Gpcols2rows converts a file with columns yyyy,m1,m2,m3,..., m12 to rows yyyy,m1 yyyy,m3 ... yyyy,m12 readable by gnuplot

Usage

Gpcols2rows(filename, newfile, filecolseparator=' ', fileheader = FALSE,
newfilerowseparator='\n\n')

Arguments

filename	file with columns yyyy,m1,m2,m3,...,m12
newfile	file with rows yyyy,m1 yyyy,m3 ... yyyy,m12
filecolseparator	string that separates the columns
fileheader	optional column header
newfilerowseparator	string that separates the rows

Value

none

Author(s)

Jose' Gama

See Also

Gpinit

Examples

#Initialize the gnuplot handle
h1<-Gpinit()
#set gnuplot's additional search directories, to the extdata directory 
# from Rgnuplot (default)
Gpsetloadpath(h1)
#change gnuplot's working directory to be the same as 
#R's working directory (default)
Gpsetwd(h1)
## Not run: 
nordklim <- read.table(system.file('extdata/NordklimData.tab', package = 
"Rgnuplot"), stringsAsFactors=FALSE, header=TRUE)

NKmonths <- c('January','February','March','April','May','June','July','August',
'September','October','November','December')
#choose Helsinki (code 304) and country (code 'FIN') Precipitation (code 601)
nordklimHelsinkiPrecipitation <- nordklim[which((nordklim$NordklimNumber==304) &
(nordklim$CountryCode=='FIN') & (nordklim$ClimateElement==601)),c('FirstYear',
NKmonths)]
nordklimHelsinkiPrecipitation <- as.matrix(nordklimHelsinkiPrecipitation)
#save to a data file
Gpmatrixr2gnu(nordklimHelsinkiPrecipitation, 'NORDKLIM-Helsinki-prec.dat')

#convert the data file from 12 columns for the monthly data to 2 rows
Gpcols2rows('NORDKLIM-Helsinki-prec.dat','NORDKLIM-Helsinki-prec-columns.dat')

## End(Not run)
#close gnuplot handle
h1<-Gpclose(h1)

Rgnuplot documentation built on May 1, 2019, 9:17 p.m.