using IF Condition in plsql

DECLARE
PROCEDURE compare (value varchar2, pattern varchar2 )
 is
BEGIN

 IF value LIKE pattern THEN
 dbms_output.put_line ('True');
 ELSE
 dbms_output.put_line ('False');
 END IF;

END;


 BEGIN
 compare('Zara Ali', 'Z%A_i');
 compare('Nuha Ali', 'Z%A_i');
 END;

 /