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     ÔÚ¶ÔexcelµÄ²Ù×÷ÖУ¬phpExcelReade±ãÊǺܶàÈ˵Ĺ²Í¬Ñ¡Ôñ¡£ÔÚ¾ßÌåʵÏÖÖУ¬ÎÒÃÇ¿ÉÒÔÒÔÎļþÉÏ´«·½Ê½½«excelÎļþÉÏ´«µ½·þÎñÆ÷ÖеÄij¸öλÖã¬Í¨¹ýÒÔϲÙ×÷½«excelÖеÄÊý¾Ýµ¼Èëµ½Êý¾Ý¿âºó£¬ÔÚ½«ÉÏ´«µÄÎļþɾ³ý¼´¿É¡£
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    $dir=dirname(__FILE__);                       //»ñÈ¡µ±Ç°½Å±¾µÄ¾ø¶Ô·¾¶
    $dir=str_replace("\\","/",$dir)."/";
    $filename='uploadFile.xls'; //¿ÉÒÔ¶¨ÒåÒ»¸öÉÏ´«ºóµÄÎļþÃû³Æ
    $result=move_uploaded_file($_FILES['upload']['tmp_name'],$dir.$filename);//¼ÙÈçÉÏ´«µ½µ±Ç°Ä¿Â¼ÏÂ
    if($result)  //Èç¹ûÉÏ´«Îļþ³É¹¦£¬¾ÍÖ´Ðе¼Èëexcel²Ù×÷
    {
     require_once 'phpExcelReader/Excel/reader.php';
     $data = new Spreadsheet_Excel_Reader();
     $data->setOutputEncoding('utf-8');//ÉèÖÃÔÚÒ³ÃæÖÐÊä³öµÄ±àÂ뷽ʽ,¶ø²»ÊÇutf8
      //¸Ã·½·¨»á×Ô¶¯ÅжÏÉÏ´«µÄÎļþ¸ñʽ£¬²»·ûºÏÒªÇó»áÏÔʾ´íÎóÌáʾÐÅÏ¢(´íÎóÌáʾÐÅÏ¢Ôڸ÷½·¨ÄÚ²¿)¡£
     $data->read("$filename");  //¶ÁÈ¡ÉÏ´«µ½µ±Ç°Ä¿Â¼ÏÂÃû½Ð$filenameµÄÎļþ
     error_reporting(E_ALL ^ E_NOTICE);
     //Èç¹ûexcel±í´ø±êÌ⣬Ôò´Ó$i=2¿ªÊ¼£¬È¥µôexcel±íÖеıêÌⲿ·Ö(Òª½«$i<=¸ÄΪ$i<·ñÔò»á²åÈëÒ»Ìõ¶àÓàµÄ¿ÕÊý¾Ý)
     for ($i = 2; $i < $data->sheets[0]['numRows']; $i++)
     {
      $sql = "INSERT INTO user (stuid,class,name,sex,classNum,tel,addr,remark)


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