----- 026-upload.php -----
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta http-equiv="content-type" content="text/html; charset=utf-8"> 5 <title>上传图片</title> 6 </head> 7 <body align="left"> 8 <h2>上传图片</h2> 9 <p style="font-size: 16pt"> 10 <form method="POST"enctype="multipart/form-data" style="border:1px solid; width:400px" > 11 上传图片：<input type="file" name=‘file‘ id="file"><br/> 12 放在这里：<input type="text" name="txt"><br/> 13 <input type="submit" name="upload" value="开始上传"> 14 </form> 15 <?php 16 foreach ($_POST as $key => $value) { 17 echo $key, "=>", $value, "<br/>"; 18 } 19 if(isset($_POST["upload"])){ 20 echo "就绪了啊！！<br/>"; 21 echo $_FILES[‘file‘][‘type‘]; 22 if($_FILES[‘file‘][‘type‘] == "image/pjpeg") 23 { 24 echo "文件名：", $_FILES[‘file‘][‘name‘], "<br/>"; 25 echo "文件类型：", $_FILES[‘file‘][‘type‘], "<br/>"; 26 echo "文件大小：", $_FILES[‘file‘][‘size‘], "<br/>"; 27 echo "副本名称：", $_FILES[‘file‘][‘tmp_name‘], "<br/>"; 28 move_uploaded_file($_FILES[‘file‘][‘tmp_name‘], "uploads/".$_FILES[‘file‘][‘name‘]); 29 echo "文件储存在：", "uploads/".$_FILES[‘file‘][‘name‘], "<br/>"; 30 echo "<img src=", "uploads/".$_FILES[‘file‘][‘name‘], " width=300>"; 31 32 } 33 } 34 ?> 35 </p> 36 </body> 37 </html>
----- 027-download.php -----
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta http-equiv="content-type" content="text/html; charset=utf-8"> 5 <title>下载文件</title> 6 </head> 7 <body> 8 <fieldset> 9 <legend>文件下载</legend> 10 <img src="bietaichang.jpg" height="200")/> 11 <a href="?action=download">下载文件到本地<br/></a> 12 <?php 13 $file_name = "bietaichang.jpg"; 14 $file_dir = "uploads/"; 15 echo "文件大小：", filesize($file_dir.$file_name), "\n"; 16 if(isset($_GET["action"])) 17 { 18 $file = fopen($file_dir.$file_name, "rb"); 19 header("Content-Type: application/octet-stream"); 20 header("Accept-Ranges: bytes"); 21 header("Accept-Length: ".filesize($file_dir.$file_name)); 22 header("Content-Disposition: attachment; filename=".$file_name); 23 echo fread($file, filesize($file_dir.$file_name)); 24 fclose($file); 25 exit; 26 } 27 ?> 28 </fieldset> 29 </body> 30 </html>
原文：http://www.cnblogs.com/baijifeilong/p/3750469.html