R: Check object is target class, or object is 'data.frame'...

is_derived_from {ggfortify} | R Documentation

## Check object is target class, or object is `data.frame` fortified from target.

### Description

Check object is target class, or object is `data.frame` fortified from target.

### Usage

    is_derived_from(object, target)

### Arguments

`object` | instance to be checked. For data.frame, check whether it is fortified from target class
`target` | class name

### Value

logical

### Examples

    ggfortify:::is_derived_from(prcomp(iris[-5]), 'prcomp')

[Package ggfortify version 0.4.1 Index]