getExtra {metabCombiner} | R Documentation

## Get Extra Data Column Names

### Description

Get Extra Data Column Names

### Usage

    getExtra(object, data = NULL)

    ## S4 method for signature 'metabCombiner'
    getExtra(object, data = NULL)

    ## S4 method for signature 'metabData'
    getExtra(object)

### Arguments

`object` | `metabCombiner` or `metabData` object
`data` | dataset identifier for `metabCombiner` objects

### Value

character vector of extra column names

### Examples

    data(plasma30)
    p30 <- metabData(plasma30, samples = "CHEAR", extra = "Red")
    getExtra(p30)

[Package metabCombiner version 1.2.2 Index]