重命名目錄的PHP

Question

我想重命名所有上傳到文本display_pic 但是當過我上傳的東西它重命名爲什麼都它被命名爲我的電腦上

 $username =getfield('username'); //function to get field name from DB 
     $name=$_FILES['file']['name']; 
     $size = $_FILES['file']['size'];//for images it says image/jpeg 
     /* $max_size = 8000000; //8megabytes =8000000bytes */ 
    $extension = strtolower (substr($name, strpos($name,'.')+1)); 
    $type = $_FILES['file']['type']; 
    $tmp_name = $_FILES['file']['tmp_name']; 
      if (isset ($name)) 
      { 
       if (!empty($name)) 
       { 
    if ($extension =='jpg' ||$extension =='jpeg' && $type=='image/jpeg') 
      { 
     $location = 'user/'.$username.'/display_pic.'.$extension; 

     if (move_uploaded_file($tmp_name,$location.$name)) 
      { 
      echo 'uploaded'; 
       }else 
        { 
        echo 'there was an error'; 
        } 

        }else 
         { 
          echo 'file must be a image'; 
         } 
       }else 
         { 
          echo 'Please choose a file'; 
         } 
      }[This is the output i get and the files name m uploading is gear.jpg][1] 

Answer 1

您將文件保存到起源名稱本身。 ($location.$name)
更改此部分並將$name設置爲任何想要用擴展名命名文件。

更新您的代碼。

$location = 'user/'.$username.'/display_pic.'.$extension; 
move_uploaded_file($tmp_name,$location);