存储过程for循环

for循环

create or replace procedure test_yurui
(
    p_line in number
) is
    v_line number;
begin
    v_line:=p_line;
    if(v_line<1) then
        dbms_output.put_line('请输入>=1的整数');
    end if;
   
    for v in 1..p_line loop
        for m in 1..p_line-v loop
            dbms_output.put(' ');
        end loop;
       
        for n in 1..2*v-1 loop
            dbms_output.put('*');
        end loop;
       
        dbms_output.put_line('');
    end loop;
end test_yurui;