|
|
%IF |
DEFINED(DATA_LABEL) |
|
|
DISPLAY |
"Currently defined as a ": |
|
|
|
"DATA or EXECUTABLE!" |
|
|
%ENDIF |
|
|
. |
|
|
|
|
CIF |
DEFINED(NO_LABEL) = 0 |
|
|
DISPLAY |
"NO_LABEL is neither MACRO ": |
|
|
|
" nor DEFINE!" |
|
|
CENDIF |
|
|
. |
|
|
|
|
%IF |
DEFINED(X_LABEL) = 1 |
|
|
DISPLAY |
"X_LABEL is a DATA variable!" |
|
|
%ELSEIF |
DEFINED(A_LABEL) = 2 |
|
|
DISPLAY |
"X_LABEL is an EXECUTION label!" |
|
|
%ELSEIF |
DEFINED(A_LABEL) = 3 |
|
|
DISPLAY |
"X_LABEL is both a DATA and ": |
|
|
|
"EXECUTION type!" |
|
|
%ELSE |
|
|
|
DISPLAY |
"X_LABEL is undefined!" |
|
|
%ENDIF |
|
This example illustrates the uses of the DEFINED directive.
