批量上传

表格：
<?php
 header("content-type:text/html;charset=utf-8");
?>
<form action="do_form.php" method="post" enctype="multipart/form-data">
    <center>
        <table>
            <tr>
                <td>图片名称：</td>
                <td><input type="text" name="name"></td>
            </tr>
            <tr>
                <td>请选择要上传的文件：</td>
                <td>
                    <input type="file" name="myfile[]">
                    <input type="file" name="myfile[]">
                    <input type="file" name="myfile[]">
                </td>
            </tr>
            <tr>
                <td><input type="submit" value="提交"></td>
                <td><input type="reset" value="重置"></td>
            </tr>
        </table>
    </center>
</form>


上传类：
<?php
header("content-type:text/html;charset=utf-8");
class uploads{
    public $error_message;
    public $type = array('image/jpeg', 'image/jpg', 'image/gif', 'image/png');
    public $size = 4;
    public $path = "./image/";

    function upload($image)
    {
        if (empty($image['name'])) {
            $this->error_message="文件不能为空！";
            return false;
        }
        if (!$this->check_type($image['type'])) {
            return false;
        }
        if (!$this->check_size($image['size'])) {
            return false;
        }
        if($newpath=$this->check_dir()){
           $db=$newpath.$image['name'] ;
            if(move_uploaded_file($image['tmp_name'],$db)){
                return $db;
            }else{
                return false;
            }
        }else{
            return false;
        }
    }
 function check_type($type){
     if(in_array($type,$this->type)){
         return true;
     }else{
         $this->error_message="文件类型错误！";
         return false;
     }
 }
    function check_size($size){
        if($size>$this->size*1024*1024){
            $this->error_message="文件过大！";
            return false;
        }else{
            return true;
        }
    }
    function check_dir(){
        $dir=date('Y-m-d')."/";
        $newpath=$this->path.$dir;
        if(!file_exists($newpath)){
            mkdir($newpath,0777,true);
        }
        return $newpath;
    }
    function error(){
        return $this->error_message;
    }
}

批量上传：
<?php
header("content-type:text/html;charset=utf-8");
$name=$_POST['name'];
$myfile=$_FILES['myfile'];
//print_r($myfile);
//die;
require "./upload.class.php";
$obj=new uploads();
require "./preg.class.php";
$obj1=new check;
require "./db.class.php";
$obj3=new DB('root','root','user');
foreach($myfile as $key=>$val){
    foreach($val as $k=>$v){
        $arr[$k][$key]=$v;
    }
}
 foreach($arr as $a=>$b){
    $info=$obj->upload($b);
     if($info){
         $info1=$obj1->check_name($name);
         if($info1){
             $sql="insert into img values(null,'$name','$info')";
             $res=$obj3->query($sql);
             if($res){
                 echo "入库成功！";
             }else{
                 echo "入库失败！";
             }
         }else{
             echo $obj1->error();
         }
     }else{
         echo $obj->error();
     }
}