Iterate Through Values in a netWorkSpace Variable
Create a function that acts as a destructive iterator over the values of the specified variable.
## S4 method for signature 'netWorkSpace' nwsIFetch(.Object, xName)
a netWorkSpace class object.
character string specifying name of the variable to be fetched
The iterator function returned by the
nwsIFetch method takes
no arguments, and works just like the
nwsFetch method, specified
with the same arguments that were passed to
Note that the
nwsIFindTry methods are much more useful,
since they provide the only way to iterate over values of a variable
nwsIFetchTry methods are provided for completeness.
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