Learning SAS by Example

Chapter 11: Working with Numeric Functions

11.1  Introduction

11.2  Functions That Round and Truncate Numeric Values

11.3  Functions That Work with Missing Values

11.4  Setting Character and Numeric Values to Missing

11.5  Descriptive Statistics Functions

11.6  Computing Sums within an Observation

11.7  Mathematical Functions

11.8  Computing Some Useful Constants

11.9  Generating Random Numbers

11.10  Special Functions

11.11  Functions That Return Values from Previous Observations

11.12  Sorting Within an Observations—a Game Changer

11.13  Problems

 

11.1  Introduction

SAS functions are essential tools in DATA step programming. They perform such tasks as rounding numbers, computing dates from month-day-year values, summing and averaging the ...