[求教] 图片上传如何获取到自定义变量 - V2EX
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AGEGG
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[求教] 图片上传如何获取到自定义变量

  •  
  •   AGEGG 2019-05-24 10:43:07 +08:00 3186 次点击
    这是一个创建于 2383 天前的主题,其中的信息可能已经有所发展或是发生改变。

    需求:api 多图上传,遍历,保存到数据库一条自定义外键(如:lid )和上传图片的 url。
    问:通过上传获取到本张图片的 lid

    写了个单文件上传,只能获取到上传自带变量,不得其法

    <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <bdy> <form action="./1.php" method="post" enctype="multipart/form-data"> 请选择您要上传的文件:<input type="file" name='myfile'/> <input type="submit" value="上传文件" /> </form> </body> </html> 
    //1.php <?php $imgname = $_FILES['myfile']['name']; $tmp = $_FILES['myfile']['tmp_name']; $filepath = 'photo/'; if(move_uploaded_file($tmp,$filepath.$imgname.".png")){ echo "上传成功"; print_r ($_FILES); }else{ echo "上传失败"; } ?> 
    jiangeshanxi
        1
    jiangeshanxi  
       2019-05-24 10:58:06 +08:00
    用个 input hiden 带着变量上传
    AGEGG
        2
    AGEGG  
    OP
       2019-05-24 15:21:53 +08:00
    已自行解决,自己打印下多图片上传,发现 name 是数组的 key
    ```
    foreach ($_FILES as $k => $v){
    //name 让客户端赋 lid,则$k = lid
    }
    ```
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