In SAS, the DATEPART() and TIMEPART() functions are used to extract the date and time parts from datetime values, respectively. Here's how each function works: 1. DATEPART(): The DATEPART() function extracts the date part from a datetime value and returns it as a date...

here's a table summarizing some common SAS List Date functions with their syntax and examples: Here's a breakdown of some key categories with representative functions, syntax, and examples:       1. Retrieving...

In SAS, the FIRST. and LAST. automatic variables are used within a DATA step to identify the first and last occurrences of observations within a BY group. These variables are particularly useful when working with sorted data or when you need to perform specific...