求教:使用PHP的函数fpassthru()显示图片详解
新学PHP,可能没问到点子上,大概意思是这样的:
wamp环境,zend框架+smarty模板
1. 然后在action里边用fpassthru传递一个图片来显示 是否可行? 怎么写?
2. 不用img标签 用fpassthru 可以传递图片到前台么?
------解决方案--------------------
...Action{
//1可以直接输出图片内容例如用你说的fpassthru:
- PHP code
// 以二进制格式打开文件$name = './img/ok.png'$fp = fopen($name, 'rb');// 发送合适的报头header("Content-Type: image/png");header("Content-Length: " . filesize($name));// 发送图片并终止脚本fpassthru($fp);exit;<br><font color="#e78608">------解决方案--------------------</font><br>apache 下防盗链可以用rewrite_module,用这些输出文件头的方法来处理只会让服务器负担加重.<br><br>http://sealbird.iteye.com/blog/976891<br><font color="#e78608">------解决方案--------------------</font><br>
------解决方案--------------------
注释掉 header("Content-Length: " . filesize($imgpath));
header("Content-Type: image/jpg");
后,只能是图片数据流

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php提交表单通过后,弹出的对话框怎样在当前页弹出php提交表单通过后,弹出的对话框怎样在当前页弹出而不是在空白页弹出?想实现这样的效果:而不是空白页弹出:------解决方案--------------------如果你的验证用PHP在后端,那么就用Ajax;仅供参考:HTML code<form name="myform"

Nginx可以根据请求头中自定义的标识将请求分发到不同的服务器。具体来说,可以使用map指令将请求头中的自定义标识映射为不同的后端服务器地址,然后使用proxy_pass指令将请求转发到对应的后端服务器。以下是一个示例配置文件:http{map$http_my_header$backend{defaultbackend1.example.com;value1backend2.example.com;value2backend3.example.com;}upstreambackend1{serv


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