vsi_unlink()
deletes a file object from the file system.
This function goes through the GDAL VSIFileHandler
virtualization and may
work on unusual filesystems such as in memory.
It is a wrapper for VSIUnlink()
in the GDAL Common Portability Library.
Analog of the POSIX unlink()
function.
Arguments
- filename
Character string. The path of the file to be deleted.
Value
0
on success or -1
on an error.
Examples
# regular file system for illustration
elev_file <- system.file("extdata/storml_elev.tif", package="gdalraster")
tmp_file <- file.path(tempdir(), "tmp.tif")
file.copy(elev_file, tmp_file)
#> [1] TRUE
vsi_stat(tmp_file)
#> [1] TRUE
vsi_unlink(tmp_file)
#> [1] 0
vsi_stat(tmp_file)
#> [1] FALSE