R: Get key set stored with a confrontation

keyset {validate} | R Documentation

## Get key set stored with a confrontation

### Description

Get key set stored with a confrontation

### Usage

    keyset(x)

    ## S4 method for signature 'confrontation'
    keyset(x)

### Arguments

`x` | an object of class `confrontation`

### Value

If a confrontation is created with the `key=` option set, this function returns the key set, otherwise `NULL`

### See Also

Other confrontation-methods: `[,expressionset-method`, `as.data.frame,confrontation-method`, `confrontation-class`, `confront()`, `errors()`, `event()`, `length,expressionset-method`, `values()`

[Package validate version 1.1.1 Index]