Learn R Programming
SpaDES (version 1.0.1)

checkObject: Check for existence of object(s) referenced by a objects slot of a simList object

Description

Check that a named object exists in the provide simList environment slot, and optionally has desired attributes.

Usage

checkObject(sim, name, object, layer, ...)

## S3 method for class 'simList,missing,Raster,character':
checkObject(sim, name, object,
  layer, ...)

## S3 method for class 'simList,missing,ANY,missing':
checkObject(sim, name, object, layer,
  ...)

## S3 method for class 'simList,character,missing,missing':
checkObject(sim, name, object,
  layer, ...)

## S3 method for class 'simList,character,missing,character':
checkObject(sim, name, object,
  layer, ...)

## S3 method for class 'missing,ANY,missing,ANY':
checkObject(sim, name, object, layer, ...)

Arguments

sim
A simList object.
name
A character string specifying the name of an object to be checked.
object
An object. This is mostly used internally, or with layer, because it will fail if the object does not exist.
layer
Character string, specifying a layer name in a Raster, if the name is a Raster* object.
...
Additional arguments. Not implemented.

Value

  • Invisibly return TRUE indicating object exists; FALSE if not.

See Also

library.