| assignIds | R Documentation | 
This function aims to assign an id to factor or similar character
strings. Regarding factors, as.integer() does such task but the order
obtained may differ.
assignIds(x, alphabetical = FALSE)
x | 
 an R object to be coerced into character type.  | 
alphabetical | 
 a logical indicating whether an alphabetical sorting must be applied.  | 
A vector of Ids.
assignIds(list(2,'f', 'd', 'f'))
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