html <bdo> override bidirectional algorithm

right to left.

The following direction is left to right:
one two three four five six seven eight nine

The following direction is right to left:
one two three four five six seven eight nine

                     
        The following direction is left to right:
        <br/>
        <b><bdo dir="ltr">one two three four five six seven eight nine</bdo>
        </b>
        <p/>
        The following direction is right to left:
        <br/>
        <b><bdo dir="rtl">one two three four five six seven eight nine</bdo>
        </b>