phpexcel导入数据到数据库

页面代码 <form action="{:U('upload')}" enctype="multipart/form-data" method="post">

<!-- <form action="__CONTROLLER__/into" enctype="multipart/form-data" method="post" role="form" >-->
<div class="row">

<div class="col-lg-12">
<h1>上传<small>开题成绩</small> <button type="button" class="btn btn-info" onclick="window.open('__ROOT__/Public/上传答辩成绩模板.xlsx')"> 下载模板</button>
</h1><!-- <input type="file"name="file_stu" />
<input type="submit"value="导入数据"> -->
<ol class="breadcrumb">
<li class="active"><input class="btn btn-info" type="file" name="file_stu" />

</ol>
<input type="submit" class="btn btn-info" value="导入数据"></li>
</div>
</div> <!-- /.行 -->
<!-- <if condition="$vo.ppt2 neq '' "><div class="button-group"> <a class="button border-main" href="__ROOT__/{$vo.ppt2}"> 下载</a><else />未上传
</if>
-->

</div><!-- /.row -->

<div class="col-lg-12">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title"><i class="fa fa-money"></i> 开题成绩</h3>
</div>
<div class="panel-body">

<div class="table-respo
4000
nsive">
<table class="table table-bordered table-hover table-striped tablesorter">
<thead>
<tr>
<th>学号 </th>
<th>姓名 </th>
<th>指导老师成绩 </th>
<th>答辩委员会成绩 </th>
<!-- <th>操作</th> -->
</tr>

</thead>
<tbody>
<tbody>
<volist name="list" id="vo">
<tr>
<td>{$vo.id}</td>
<td>{$vo.name}</td>
<td><if condition="$vo['score1'] eq -1">未上传<else />{$vo.score1}</if></td>
<td><if condition="$vo['score2'] eq -1">未上传<else />{$vo.score2}</if></td>
</tr>

</volist>
</tbody>
</tbody>
</table>
</div>

</div>
</div>
</div>
</div><!-- /.row -->

</div><!-- /#page-wrapper -->界面为



路径为



后台代码为 public function upload() {
if(IS_POST){
$fileInfo=$_FILES['file_stu'];
//var_dump($fileInfo);die;
$newName=uploadFile($fileInfo);
//var_dump(class_exists('PHPExcel_IOFactory'));die;
//var_dump($newName);die;

vendor("PHPExcel.PHPExcel");
$file_name=$newName;
//echo($file_name);die;
$extension = strtolower(pathinfo($file_name, PATHINFO_EXTENSION));//判断导入表格后缀格式
//echo($extension);die;
if ($extension == 'xlsx') { //判断是什么后缀
$objReader =\PHPExcel_IOFactory::createReader('Excel2007');
$objPHPExcel =$objReader->load($file_name, $encode = 'utf-8');
} else if ($extension == 'xls'){
$objReader =\PHPExcel_IOFactory::createReader('Excel5');
$objPHPExcel =$objReader->load($file_name, $encode = 'utf-8');
}
$sheet =$objPHPExcel->getSheet(0);
$highestRow = $sheet->getHighestRow();//取得总行数
$highestColumn =$sheet->getHighestColumn(); //取得总列数
//echo($highestColumn);die;
//D('pro_info')->execute('truncate table pro_info');
for ($i = 2; $i <= $highestRow; $i++) {
//看这里看这里,前面小写的a是表中的字段名，后面的大写A是excel中位置
$data['id'] =$objPHPExcel->getActiveSheet()->getCell("A" . $i)->getValue();
$data['name'] =$objPHPExcel->getActiveSheet()->getCell("B" .$i)->getValue();
$data['score1'] =$objPHPExcel->getActiveSheet()->getCell("C" .$i)->getValue();
$data['score2'] =$objPHPExcel->getActiveSheet()->getCell("D" .$i)->getValue();
//echo($data);die;
$data['id']=strval($data['id']);
//var_dump($data);die;
//$arr[]=$data; //把所有数据存入数组中 前台显示
$data1 = array('score1'=>$data['score1'],'score2'=>$data['score2']);
//$User-> where('id=5')->setField($data);
$value=D('paper_student')->where('id='.$data['id'])->setField($data1);
}//for end
$paper_student=D('paper_student');
$a=explode(',',session('member'),6);
//var_dump($a);

//$m=array();
$k=0;

foreach ($a as $value) {
//echo "$value";

$lists[$k]=$paper_student->where("id = '".$value."'")->find();
$k++;
}
//$m=array($lists[0],$lists[1],$lists[2],$lists[3],$lists[4]);
//var_dump($lists);
$this->assign('list',$lists);
//$this->assign('list',$m);
//$this->display();
//$this->assign('paper_student',$value);
$this->display('lst');

}else{
$this->display('lst');
}
}

<?php
header('content-type:text/html;charset=utf-8');
function uploadFile($fileInfo, $uploadPath='./Public/upload',$allowExt=array('xlsx','xls')){//fileInfo获取到的上传文件信息
if($fileInfo['error']>0){
switch ($fileInfo) {
case 1:
$mes='文件上传过大';
break;
case 4:
$mes='没有选择上传文件';
break;
default:
$mes='文件上传失败';
break;
}
exit($mes);
}
//检测文件上传类型
$ext=pathinfo($fileInfo['name'],PATHINFO_EXTENSION);
/*$allowExt=array('xlsx','xls');*/
if(!in_array($ext, $allowExt)){
exit('不是Excel文件，重新上传');
}
//检测文件是否是通过HTTP传来的
if (!is_uploaded_file($fileInfo['tmp_name'])) {
exit('文件不是通过HTTP POST传过来的');
}
/* $uploadPath='./Public/upload/';*/
if(!file_exists($uploadPath)){//如果没有这个文件夹则创建一个
mkdir($uploadPath,0777,true);
chmod($uploadPath, 0777);
}
$uniName=md5(uniqid(microtime(true),true)).'.'.$ext;//随机生成一个文件名 防止同名替换
//$uniName='1630090136'.'.'.$ext;
$destination=$uploadPath.'/'.$uniName;
if(!@move_uploaded_file($fileInfo['tmp_name'], $destination)){
exit('文件移动失败');
}
//$this->success('文件上传成功');
return $destination;//上传成功返回路径和文件名
}//uploadFile end