is_taxon_db {taxa}

Check if something is a taxon_db

Description

Check if an object is of the taxon_db class

Usage

is_taxon_db(x)

Arguments

x

An object to test

Examples

x <- taxon_db(c('ncbi', 'ncbi', 'itis'))
is_taxon_db(x)
is_taxon_db(1:3)