| END_IF | End IF Directive | 
| Mark the end of an 'IF' prior end of line: | IF expression THEN ... ELSE ... END_IF ... | 
| expression | Condition to control processing. | 
| ... | Directives, processing. | 
Use END_IF (or FI) to terminate an IF directive before the end of a statement or line. When an END_IF directive follows an IF directive, execution resumes immediately after the END_IF directive, regardless of whether the condition was found to be true or false.
IF ... THEN ... ELSE Test Condition
00100 print "The customer has ",
 00200 if bal<=0 \ 
               then print "NO", \
               else print "$",bal, \
          end_if ;
          print " credit available"
 ->BAL=0
 ->run
 The customer has NO credit available
 ->BAL=1.98
 ->run
 The customer has $ 1.98 credit available