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popEpi (version 0.2.1)
na2zero: Convert NA's to zero in data.table
Description
Convert NA's to zero in data.table
Usage
na2zero(DT, vars = NULL)
Arguments
DT
data.table
object
vars
a character string vector of variables names in
DT
Details
Given a
data.table
object, converts
NA
values to numeric (double) zeroes for all variables named in
vars
or all variables if
vars = NULL
.