sample_variables: Get the sample variables present in sample_data

In joey711/phyloseq: Handling and analysis of high-throughput microbiome census data

Get the sample variables present in sample_data

Description

This is a simple accessor function to make it more convenient to determine the sample variable names of a particular phyloseq-class object.

Usage

sample_variables(physeq, errorIfNULL=TRUE)

Arguments

physeq	(Required). sample_data-class, or phyloseq-class.
errorIfNULL	(Optional). Logical. Should the accessor stop with an error if the slot is empty (NULL)? Default TRUE.

Value

Character vector. The names of the variables in the sample_data data.frame. Essentially the column names. Useful for selecting model and graphics parameters that interact with sample_data.

See Also

get_taxa taxa_names sample_names

Examples

data(enterotype)
sample_variables(enterotype)

joey711/phyloseq documentation built on Nov. 4, 2022, 1:16 a.m.