byIDfromList | R Documentation |
id
slotLooks through a list of arbitary object until it finds one which has a slot called "id" whose value matches the imput argument. The idea is that you can use this function to pull a particular Layer from a list of Layer objects, or a particular run from a list of Source objects etc.
byIDfromList(id, list)
id |
The id sought (must be string) |
list |
The list to be scanned (must be a list) |
The matching object from the list or NULL. If NULL it will give a message and a warning, the following code will probably fail.
Matthew Forrest matthew.forrest@senckenberg.de
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