Your original code with relative path would also work if you did not put the leading slash.
On April 18, 2024 10:04:04 AM PDT, "SIBYLLE STÖCKLI via R-help" <r-help@r-project.org> wrote: >Dear community >Dear Ivan > >Thanks a lot. The code works now. Solution: direct and full path to the .tif >files. >I confused back and forward slash > > >#first import all files in a single folder as a list >rastlist <- list.files(path = "C:/Users/Sibylle >Stöckli/Desktop/NCCS_Impacts_Lot2_2022/InVEST/Species_Input/valpar_bee_presence", > pattern='.tif$', all.files= T, full.names= T) > >At the end I got a warning >#to run a function on an individual raster e.g., plot >> boxplot(allrasters[[1]]) >> >> p<-boxplot(allrasters[[1]]) >Warning message: >In .local(x, ...) : taking a sample of 1e+05 cells >> >Not all of the characters in C:/Users/Sibylle >Stöckli/Desktop/Test_Rasterfile.R could be encoded using ASCII. To save using >a different encoding, choose "File | Save with Encoding..." from the main menu. >> > >Kind regards >Sibylle > >-----Original Message----- >From: R-help <r-help-boun...@r-project.org> On Behalf Of SIBYLLE STÖCKLI via >R-help >Sent: Thursday, April 18, 2024 6:48 PM >To: 'Ivan Krylov' <ikry...@disroot.org>; 'SIBYLLE STÖCKLI via R-help' ><r-help@r-project.org> >Subject: Re: [R] Import multiple tif raster > >Dear Ivan > >Thanks a lot. > >I tried now to provide the full path. However probably the "ö" in the path >produces the error, would that be possible? > >> #first import all files in a single folder as a list rastlist <- >> list.files(path = "C:\Users\Sibylle >> Stöckli\Desktop\NCCS_Impacts_Lot2_2022\InVEST\Species_Input\valpar_bee >> _presence", pattern='.tif$', all.files= T, full.names= T) >Error: '\U' used without hex digits in character string (<input>:1:35) > >Kind regards >Sibylle > >-----Original Message----- >From: Ivan Krylov <ikry...@disroot.org> >Sent: Thursday, April 18, 2024 2:39 PM >To: SIBYLLE STÖCKLI via R-help <r-help@r-project.org> >Cc: sibylle.stoec...@gmx.ch >Subject: Re: [R] Import multiple tif raster > >В Thu, 18 Apr 2024 11:08:33 +0200 >SIBYLLE STÖCKLI via R-help <r-help@r-project.org> пишет: > >> > #to check the index numbers of all imported raster list elements >> > allrasters >> list() >> > >> > #call single raster element >> > allrasters[[1]] >> Error in allrasters[[1]] : subscript out of bounds > >`allrasters` is an empty list, so it doesn't have a first item. >Therefore, allrasters[[1]] is an error. Why is this so? Probably because >list.files(...) above returned an empty vector. > >Check rastlist and/or length(rastlist). Make sure that the path you're giving >to list.files (the one starting with >/NCCS_Impacts_Lot2_2022/InVEST/...) exists on your computer. Did you mean to >start it with a slash, making it an absolute path starting from the root of >the filesystem? > >-- >Best regards, >Ivan > >______________________________________________ >R-help@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@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. -- Sent from my phone. Please excuse my brevity. ______________________________________________ R-help@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.
