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SAS 9.4 Language Reference, Second Edition
book

SAS 9.4 Language Reference, Second Edition

by SAS Institute
December 2013
Intermediate to advanced content levelIntermediate to advanced
824 pages
24h 21m
English
SAS Institute
Content preview from SAS 9.4 Language Reference, Second Edition
Symbols
lists the symbols that you use to request the comparisons, operations, and
calculations.
Mnemonic Equivalent
lists alternate forms of the symbol. In some cases, such as when your keyboard does
not support special symbols, you should use the alternate form.
Definition
defines the symbol.
Example
provides an example of how to use the symbol or mnemonic equivalent in a SAS
expression.
Table 6.6 Order of Evaluation in Compound Expressions
Priority
Order of
Evaluation Symbols
Mnemonic
Equivalent Definition Example
Group I right to left **
exponentiation
*
y=a**2;
+
positive prefix
**
y=+(a*b);
-
negative prefix
***
z=-(a+b);
¬ ~ NOT
logical not
if not z
then put ...
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Publisher Resources

ISBN: 9781629590004