Delete a file

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.

Usage

vsi_unlink(filename)

Arguments

filename

Character string. The path of the file to be deleted.

Value

0 on success or -1 on an error.

See also

deleteDataset(), vsi_rmdir(), vsi_unlink_batch()

Examples

elev_file <- system.file("extdata/storml_elev.tif", package="gdalraster")
mem_file <- file.path("/vsimem", "tmp.tif")
copyDatasetFiles(mem_file, elev_file)
#> [1] TRUE
vsi_read_dir("/vsimem")
#> [1] "ogr2sqlite"               "tmp.tif"                 
#> [3] "ynp_fires_1984_2022.gpkg"
vsi_unlink(mem_file)
#> [1] 0
vsi_read_dir("/vsimem")
#> [1] "ogr2sqlite"               "ynp_fires_1984_2022.gpkg"