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php 下载文件的例子

 

html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <a href="downdo.php?f=7337e2f117b38edd90ef8ddd50c31406">宝宝图片下载</a>
    <a href="downdo.php?f=3c78b35502b2693fefdfc51cba3a53a5">php手册下载</a>
    <a href="downdo.php?f=bdd5af62d46f0222f61908a1cff92f16">教学视频下载</a>
    
</body>
</html>

 

php页面

<?php

$file = $_GET['f'];
$arr = [
    '7337e2f117b38edd90ef8ddd50c31406' => ['./images/baobao.jpg' , '宝宝图片.jpg'],
    '3c78b35502b2693fefdfc51cba3a53a5' => ['./images/manual.rar' , 'php手册.rar'],
    'bdd5af62d46f0222f61908a1cff92f16' => ['./images/stu.avi' , '视频教程.avi']    
];

//告诉浏览器内容类型为8位的二进制数据流
header("Content-Type:application/octet-stream");
//告诉浏览器的数据处置方式,为附件方式保存
header("Content-Disposition:attachment;filename=". iconv('utf-8','gbk', $arr[$file][1]));

$handle = fopen($arr[$file][0],'rb');//var_dump()打印看看,果然有resource文件,没问题
while($str = fread($handle,1024) )
{
    echo $str;
}

 

其中 7337e2f117b38edd90ef8ddd50c31406  这些是MD5加密后的数据.

 

点击后

 

posted @ 2019-07-20 13:12  mingBolg  阅读(156)  评论(0)  编辑  收藏  举报