#ifdefined DEBUG
*if DEBUG
PRINTER ERROR
ugCode code fragment code_fragment
#else
bugCode code fragment
#endif
DebugCode
(
statement 1;
statement 2;
...
)
DEBUG*
...
#endif
DEBUG
if DEBUG 0
if DEBUEG LEVEL_A
if defined
define DEBUG
if defined DEBUG
define Deb
#define De
statment n;Pascal
BEGIN DEBUG END DEBUG