Tabular Structure

Description

Checks if object has "tabular" structure (not to confuse with table) - in this particular case, that means matrix and data.frame objects only.

Usage

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Arguments

x

an object to be checked for "tabular" format

Value

a logical value indicating that provided object has tabular structure

Examples

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is.tabular(HairEyeColor[, , 1])  # [1] TRUE
is.tabular(mtcars)               # [1] TRUE
is.tabular(table(mtcars$cyl))    # [1] FALSE
is.tabular(rnorm(100))           # [1] FALSE
is.tabular(LETTERS)              # [1] FALSE
is.tabular(pi)                   # [1] FALSE