PLSQLXML特殊字符转换

---特殊字符转换

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  function process_xml(old_xml in varchar2) return varchar2 as

    new_xml varchar2(1000);

  begin

    select replace(old_xml, '<', '<') into new_xml from dual;

    select replace(new_xml, '>', '>') into new_xml from dual;

    select replace(new_xml, '&', '&') into new_xml from dual;

    select replace(new_xml, '''', ''') into new_xml from dual;

    select replace(new_xml, '"', '"') into new_xml from dual;

  

    SELECT regexp_replace(new_xml, '^(\W)*|(\W)*$', '')

      INTO new_xml

      FROM dual;

  

    return new_xml;

  exception

    when others then

      return 'ERROR!';

  end process_xml;


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