How to perform 'Async Check Array Empty' in SAS.
* Task: Async Check Array Empty
* Language: SAS
%macro async_check_array_empty()
* Implementation for Async Check Array Empty
%let result = ...; * Initialize variable
* TODO: Implement core logic here
* Step 1: Prepare data
* Step 2: Process Async Check Array Empty
%put("Done");
%mend;