Removes NA values from objects
na.rm(object, ...)to remove NAs from
further arguments special methods could require.
An object of the same class with all NA values removed. For
data.frame and data.table objects entire columns are removed if they
contain solely NA values.
For vectors this is the same as stats::na.omit() or
stats::na.exclude(). It will also work on recursive objects.
This is predominantly maintained for syntactic convenience since a number of functions have na.omir