lookup_codes | R Documentation |
Returns compressed recognised water quality EMS codes.
If variables = NULL
the function returns all recognised codes.
Otherwise it first substitutes the provided variables for recognised
variables using substitute_variables
and then
looks up the matching codes from codes
.
lookup_codes( variables = NULL, messages = getOption("wqbc.messages", default = TRUE) )
variables |
An optional character vector of variables to lookup codes. |
messages |
A flag indicating whether to print messages. |
lookup_limits
and expand_ems_codes
lookup_codes() lookup_codes(c("Aluminum", "Arsenic Total", "Boron Something", "Kryptonite"), messages = TRUE )
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