php使用APC实现实时上传进度条功能_PHP

<?php 
session_start(); 
if(isset($_GET['progress_key'])) { 
 $status = apc_fetch('upload_'.$_GET['progress_key']); 
 echo ($status['current']/$status['total'])*100; 
} 
?> 
upload.php
PHP Code
<?php 
 $id = $_GET['id']; 
?> 
 
 

 
 
 

<?php  
set_time_limit(600); 
if($_SERVER['REQUEST_METHOD']=='POST') { 
 move_uploaded_file($_FILES["test_file"]["tmp_name"], 
 dirname($_SERVER['SCRIPT_FILENAME'])."/UploadTemp/" . $_FILES["test_file"]["name"]);//UploadTemp文件夹位于此脚本相同目录下 
 echo "
上传成功
"; 
} 
?> 

<?php 
 $id = md5(uniqid(rand(), true)); 
?>