Need help to handle missing values

[leelee]

If you want to look at the doc, here's a link to a page that describes the DATA step interfaces for use with macros:

Interacting with the Macro Facility during DATA Step Execution

This page includes a table that lists and describes all the interfaces you can use, including CALL SYMPUT, CALL SYMDEL, CALL EXECUTE, and several functions.

[Aman4SAS]

Thanks