php插件phpthumb使用方法,一个demo

一、文件结构:
二、新建 yoursite.com/phpthumb/.htaccess文件内容
<IfModule mod_rewrite.c>
RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ index.php?thumb=$1 [L,QSA]
</IfModule>
 
三、yoursite.com/thumbs/index.php 文件内容
<?php
$thumb = $_GET['thumb'];
if (!$thumb) {
    exit;
}
$thumb_array = explode('.',$thumb);
$image = '../';
foreach($thumb_array as $k=>$thumb_part){
    if ($k != count($thumb_array)-2) {
        $image .= $thumb_part . '.';
    }
}
$image = substr($image,0,-1);
list($width,$height) = explode('x',$thumb_array[count($thumb_array)-2]);
if (file_exists($image)) {
    require('../thumb/ThumbLib.inc.php');
    $phpThumb =  PhpThumbFactory::create($image);
    $phpThumb->adaptiveResize($width, $height);
 
    if (!is_file($thumb)) {
        mkdir(dirname($thumb),0777,true);
        if ($phpThumb->save($thumb)) {
            header('Location: /phpthumb/'.$thumb);
            exit;
        }
    }
}
?>
四、yoursite.com/thumbs/index.html文件内容
<html>
<head>
    <title>这里是多张图片</title>
    <meta http-equiv="content-type" content="text/html;charset=utf-8">
</head>
<body>
图片一<img src="/phpthumb/images/Desert.100x100.jpg">
图片二<img src="/phpthumb/images/Desert.100x200.jpg">
图片三<img src="/phpthumb/images/Desert.200x200.jpg">
</body>
</html>
 
五、上传一张图片到 yoursite.com/images/Desert.jpg
六、yoursite.com/phpthumb/images/Desert.100x100.jpg 出单张图片
七、访问yoursite.com/phpthumb/index.html,出每张图片的缩略图
原文地址:https://www.cnblogs.com/zper/p/3249967.html