Create a GDS file

Description

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

Usage

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createfn.gds(filename, allow.duplicate=FALSE)

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

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

References

http://github.com/zhengxwen/gdsfmt

See Also

openfn.gds, closefn.gds

Examples

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# 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

closefn.gds(f)


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

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