| gzip {R.utils} | R Documentation |
Gzip/Gunzip a file.
## Default S3 method:
gzip(filename, destname=sprintf("%s.gz", filename), overwrite=FALSE, remove=TRUE, BFR.SIZE=1e+07, ...)
filename |
Pathname of input file. |
destname |
Pathname of output file. |
overwrite |
If the output file already exists, then if
overwrite is TRUE the file is silently overwritting,
otherwise an exception is thrown. |
remove |
If TRUE, the input file is removed afterward,
otherwise not. |
BFR.SIZE |
The number of bytes read in each chunk. |
... |
Not used. |
Internally gzfile() (see connections) is used to
read (write) chunks to (from) the gzip file.
file.
Returns the number of (input) bytes read.
Henrik Bengtsson (http://www.braju.com/R/)
cat(file="foo.txt", "Hello world!")
gzip("foo.txt")
print(file.info("foo.txt.gz"))
gunzip("foo.txt.gz")
print(file.info("foo.txt"))
file.remove("foo.txt")