Macro variables: Local and global scope - example

MacroVariablesExample

/* Some easy ways for debugging macro variables.

Here are some commands to put macro variables to log:

%PUT _ALL_;
%Put _GLOBAL_;
%Put _LOCAL_;
*/

%Global Number1;
%Let Number1 = 100;

/* Print all macro variables to log */
%PUT All macro variables;
%PUT _ALL_;

%Macro TestVariables;
  %LOCAL Number1;
  %LET Number1 = 99;
  
  /* Make a copy out of SASHELP.Vmacro-view */
  data MyMacros;
    set SASHELP.Vmacro;
  run;

  %PUT All local variables;
  %PUT _LOCAL_;

%Mend TestVariables;

%TestVariables

/* Destroy global variable */
%SYMDEL Number1;

%PUT Variables?;
%PUT _GLOBAL_;