createfn.gds: Create a GDS file

In zhengxwen/gdsfmt: R Interface to CoreArray Genomic Data Structure (GDS) Files

Create a GDS file

Description

Create a new CoreArray Genomic Data Structure (GDS) file.

Usage

createfn.gds(filename, allow.duplicate=FALSE, use.abspath=TRUE)

Arguments

filename	the file name of a new GDS file to be created
allow.duplicate	if TRUE, it is allowed to open a GDS file with read-only mode when it has been opened in the same R session
use.abspath	if TRUE, 'filename' of the gds.class object is set to be the absolute path

Details

Keep in mind that the new file may not actually be written to disk until closefn.gds or sync.gds is called.

Value

Return an object of class gds.class:

filename	the file name to be created
id	internal file id
root	an object of class gdsn.class, the root of hierachical structure
readonly	whether it is read-only or not

Author(s)

Xiuwen Zheng

See Also

openfn.gds, closefn.gds

Examples

# cteate a GDS file
f <- createfn.gds("test.gds")

# add a list to "test.gds"
node <- add.gdsn(f, val=list(x=c(1,2), y=c("T", "B", "C"), z=TRUE))

f

# close the GDS file
closefn.gds(f)


# delete the temporary file
unlink("test.gds", force=TRUE)

zhengxwen/gdsfmt documentation built on Sept. 27, 2024, 10:08 a.m.