Enforce Specific Structure for R Objects
R/precondition.R
ensure
Description
These routines are useful when preparing to pass objects to a Spark routine, as it is often necessary to ensure certain parameters are scalar integers, or scalar doubles, and so on.
Arguments
Arguments | Description |
---|---|
object | An R object. |
allow.na | Are NA values permitted for this object? |
allow.null | Are NULL values permitted for this object? |
default | If object is NULL , what value should be used in its place? If default is specified, allow.null is ignored (and assumed to be TRUE ). |