taxa (version 0.1.0)

names_used: Get names of data used in expressions

Description

Get names of available data used in expressions. Expressions are not evaluated and do not need to make sense.

obj$names_used(...)
names_used(obj,...)

Arguments

obj

a taxonomy() or taxmap() object

...

One or more expressions

Value

Named character

See Also

Other accessors: all_names, data_used, get_data

Examples

Run this code
# NOT RUN {
taxa:::names_used(ex_taxmap, n_legs + dangerous == invalid_expression)

# }

Run the code above in your browser using DataLab