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...

1. PROC PRINT: Syntax: PROC PRINT [DATA=dataset_name] [VAR variables]; Use: Prints the contents of a SAS dataset in a tabular format. You can specify a subset of variables to print using the VAR option. 2. PROC SORT: Syntax: PROC SORT DATA=dataset_name...

The Program Data Vector (PDV) is a critical concept in SAS programming, particularly in the context of the DATA step. It represents the current state of data processing during the execution of a DATA step. Let's delve into how the SAS PDV works in detail: 1....

SAS: Reading and Writing Data - Important Points and Interview Q&A Important Points: Reading Data: SAS offers various tools to read data from different sources: SAS datasets (.sas7bdat): Use the SET statement to read existing SAS datasets. CSV files: Use...