ckquote>
Compares two streams of data objects of different types, <i>BEFORE</i> and <i>AFTER</i>.</div></div><div class=CToolTip id="tt9"><div class=CMethod>
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      <td class=PBeforeParameters colspan=5>function new(</td>      </tr><tr><td>&nbsp;&nbsp;&nbsp;</td>      <td class=PType nowrap>string&nbsp;</td>
      <td class=PParameter nowrap>name,</td>
      <td class=PD