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这个例子建了一个连接,用ODBC打开Access的数据库NorthWind(安装Access时带的示范)。在执行了SQL语句后,返回了RecordSet对象。例子显示了前三个字段:  
  <?   $dbc = new COM("ADODB.Connection");   $dbc->Provider = "MSDASQL";   $dbc->Open("nwind");   $rs = $dbc->Execute("select * from products");   $i = 0;   while (!$rs->EOF) {   $i += 1;   $fld0 = $rs->Fields(0);   $fld1 = $rs->Fields(1);   $fld2 = $rs->Fields(2);   print "$fld0->value $fld1->value $fld2->value<BR>";   $rs->MoveNext();   }   $rs->Close();   ?>   
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