PHP用流方式制作缩略图_PHP教程

<p><?php<br>include_once ('inc/db_mysql.inc.php');<br>include_once ('inc/config.php');<br>include_once ('class/function.php');</p><p>global $picPath;</p><p>if (strstr($_SERVER[HTTP_USER_AGENT],"MSIE")) {<br>$attachment = '';<br>} else {<br>$attachment = ' atachment;';<br>}</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/7fc7563c4182" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">PHP免费学习笔记（深入）</a>”；</p><p>$image = getInfo('newssp_gallery','id',$_GET['id']);</p><p>$filename = $picPath.$image['filename'];</p>
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                <p>if (!file_exists($filename)) {<br>$filename = $picPath."notexist.gif";<br>}</p><p>header("Cache-Control: no-store, no-cache, must-revalidate"); // HTTP/1.1<br>header("Cache-Control: post-check=0, pre-check=0", false);<br>header("Pragma: no-cache");// HTTP/1.0</p><p>header("Content-disposition:".$attachment." filename=".$image['original']);</p><p>$size = @filesize($filename);</p><p>header("Content-Length: $size");</p><p>$fd = @fopen($filename,rb);<br>$contents = @fread($fd,$size);<br>@fclose ($fd);</p><p>echo $contents;<br>?></p>