URL of the directory in which the IDAT files are located.
idat
Vector of IDAT names. url and idat default to the TCGA example described in the vignette.
Value
RGChannelSet object.
Details
This method downloads the provided list of IDAT files to a temporary folder (using the RCurl package). It then uses the `read.450k.exp` method of the `minfi` package.