Get names of available data used in expressions. This is used to find data for use with non-standard evaluation (NSE) in functions like filter_taxa(). Expressions are not evaluated and do not need to make sense.

obj$names_used(...)

Arguments

obj

a taxonomy() or taxmap() object

...

One or more expressions

Value

Named character

See also

Other NSE helpers: all_names(), data_used, get_data()

Examples

ex_taxmap$names_used(n_legs + dangerous == invalid_expression)
#> data$info$n_legs data$info$dangerous #> "n_legs" "dangerous"