SET SERVEROUTPUT ON;
DECLARE
a number(3) := 100;
b number(3) := 200;
BEGIN
IF( a = 100 ) THEN
IF( b <> 200 ) THEN
dbms_output.put_line(b);
END IF;
END IF;
dbms_output.put_line(a);
END;
/
DECLARE
a number(3) := 100;
b number(3) := 200;
BEGIN
IF( a = 100 ) THEN
IF( b <> 200 ) THEN
dbms_output.put_line(b);
END IF;
END IF;
dbms_output.put_line(a);
END;
/
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