Chapter 14: Miscellaneous Topics
14.1 More on Triple Ampersand Macro Variables
14.1.1 Overview of Triple-Ampersand Macro Variables
14.1.2 Selecting Elements from Macro Arrays
14.2 Doubly Subscripted Macro Arrays
14.2.1 Subscript Resolution Issues for a Simple Case
14.2.2 Naming Row and Column Indicators
14.2.3 Using the &&&VAR&I Variable Form
14.2.4 Using the %SCAN Function to Identify Array Elements
14.3.3 Macro Programming Best Practices
14.3.5 Traps: DATA Step Code versus the Macro Language
14.3.6 Little Things with a Big Bite
14.4 Understanding Recursion in the Macro Language
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