fData {SNPchip}R Documentation

Accessor for the data.frame in featureData

Description

This generic function accesses the data.frame for the feature-level data, such as annotation of SNPs or genes. fData is the analog of pData that accesses the data.frame for the phenoData AnnotatedDataFrame-class.

Usage

fData(object)

Arguments

object Object, possibly derived from class eSet

Details

Value

fData and pData both return data.frames. fData will generally return a very large data.frame as the number of features is often very large.

Note

Author(s)

Robert Scharpf

References

See Also

AnnotatedDataFrame-class

Examples

data(annSnpset)
fData(annSnpset)[1:5, ]

[Package SNPchip version 1.0.0 Index]