1.What is the difference between _NULL_ , _ALL_, and _N_?
2.What are the uses of _NULL_ using in Data Steps? Can we
_NULL_ in Proc Steps also?
3.How do call the macro variable in Data Steps?
4.How to construct Pivot tables in Excel Using SAS?
Answer Posted / pnprasad
1. _NULL_ is not create Out put DataSet, it opens the file
to write the dataset. _ALL_ for display contents in the
library & used in cose the files in ODS and _N_ for search
for Null characters.
Is This Answer Correct ? | 0 Yes | 19 No |
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