Get alternative drug combination name

Source: R/input.R

Use this function on a string A-B that represents a drug combination, to get the reverse combination name - B-A - for testing/checking data.

get_alt_drugname(drug.comb)

Arguments

drug.comb

a string in the form drugname.1-drugname.2 (no spaces between the names and the hyphen '-')

Value

the alternative, yet equivalent drug combination

Examples

drug.comb = "A-B"
alt.drug.comb = get_alt_drugname(drug.comb)