ji.ds.asFactor: Turns a vector into factor type
In datashield/ji.dev.cl: ji.dev.cl

Description Usage Arguments Value Author(s) Examples

This function is similar to R function as.factor.

1 2	ji.ds.asFactor(datasources = NULL, xvect = NULL, newobj = NULL)

`datasources`	a list of opal object(s) obtained after login in to opal servers; these objects hold also the data assign to R, as `dataframe`, from opal datasources.
`xvect`	a vector.
`newobj`	the name of the new vector.If this argument is set to NULL, the name of the new variable is the name of the input variable with the suffixe '_factor' (e.g. 'GENDER_factor', if input variable's name is 'GENDER')

a message is displayed when the action is completed.

Gaye, A. (amadou.gaye

{

# load that contains the login details
data(logindata)

# login and assign specific variable(s)
myvar <- list("GENDER") # ?????????????????????????????????????????????????????????????????????????????? another variable??????????????????
opals <- datashield.login(logins=logindata,assign=TRUE,variables=myvar)

# turn the factor variable 'GENDER' into a character vector
ji.ds.asFactor(datasources=opals, xvect=quote(D$GENDER), newobj="gender_as_factor")
}