What is the purpose of the trailing @? The @@? How would you
use them?
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Answer Posted / raj
@:Hold an input record for the execution of the next input statement with in the same iteration of the data step.
use:The trailing @ must be the last item in the INPUT statement.
@@:Holds an input record for the execution of the next input statement across iteration of the data step.
Uses:The double trailing @ must be the last item in the INPUT statement.
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