Topic: Utilities

Topic Description:

Basic R utilities used in many packages and functions, such as date and string manipulations, statistical distributions, geometry of lines and distances. The R package date is required for the two data functions.



File: utilities/utilities.r

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Function: detachfiles

Function Description: detachfiles

detachs from the searchpath files matching a submitted vector of names.

Function Arguments:

ArgumentDefault Value
filename

Function Source:

detachfiles=function(filename)
{
error=character()
error=paste(filename,': nothing to detach')

for(i in 1:length(filename))
{
searchlist=search()
cut=grep(filename[i],searchlist)
if(length(cut)==1) { detach(pos=cut); error[i]=paste('detached',filename[i]) }
if(length(cut)>1) error[i]=paste(filename[i],': Too many matches')
}

for(i in 1:length(error)) cat(error[i],'\n')
for(i in 1:10) gc()
}