R: Check if an object is of class 'mitml.list'

is.mitml.list {mitml} | R Documentation

## Check if an object is of class `mitml.list`

### Description

This function checks if its argument is a list of class `mitml.list`.

### Usage

    is.mitml.list(x)

### Arguments

`x` | An R object.

### Value

Either `TRUE` or `FALSE`. A warning message is displayed if the contents of `x` do not appear to be data frames.

### Author(s)

Simon Grund

### See Also

`as.mitml.list`

### Examples

    l <- list(data.frame(x=rnorm(20)))
    l <- as.mitml.list(l)
    is.mitml.list(l)
    # TRUE

    l <- as.list(1:10)
    is.mitml.list(l)
    # FALSE

    class(l) <- "mitml.list"
    is.mitml.list(l)
    # TRUE, with a warning

[Package mitml version 0.3-5 Index]