Organize PHP header function to set content-type

Organize the content-type setting of php header function

//定义编码
header( 'Content-Type:text/html;charset=utf-8 ');
 
//Atom
header('Content-type: application/atom+xml');
 
//CSS
header(&#39;Content-type: text/<a href="http://www.php1.cn/category/72.html">css</a>&#39;);
 
//Javascript
header(&#39;Content-type: text/javascript&#39;);
 
//JPEG Image
header(&#39;Content-type: image/jpeg&#39;);
 
//JSON
header(&#39;Content-type: application/json&#39;);
 
//PDF
header(&#39;Content-type: application/pdf&#39;);
 
//RSS
header(&#39;Content-Type: application/rss+xml; charset=ISO-8859-1&#39;);
 
//Text (Plain)
header(&#39;Content-type: text/plain&#39;);
 
//XML
header(&#39;Content-type: text/xml&#39;);
 
// ok
header(&#39;HTTP/1.1 200 OK&#39;);
 
//设置一个404头:
header(&#39;HTTP/1.1 404 Not Found&#39;);
 
//设置地址被永久的重定向
header(&#39;HTTP/1.1 301 Moved Permanently&#39;);
 
//转到一个新地址
header(&#39;Location: http://www.example.org/&#39;);
 
//文件延迟转向:
header(&#39;Refresh: 10; url=http://www.example.org/&#39;);
print &#39;You will be redirected in 10 seconds&#39;;
 
//当然，也可以使用html语法实现
// <meta http-equiv="refresh" content="10;http://www.example.org/ />
 
// override X-Powered-By: PHP:
header(&#39;X-Powered-By: PHP/4.4.0&#39;);
header(&#39;X-Powered-By: Brain/0.6b&#39;);
 
//文档语言
header(&#39;Content-language: en&#39;);
 
//告诉浏览器最后一次修改时间
$time = time() - 60; // or filemtime($fn), etc
header(&#39;Last-Modified: &#39;.gmdate(&#39;D, d M Y H:i:s&#39;, $time).&#39; GMT&#39;);
 
//告诉浏览器文档内容没有发生改变
header(&#39;HTTP/1.1 304 Not Modified&#39;);
 
//设置内容长度
header(&#39;Content-Length: 1234&#39;);
 
//设置为一个下载类型
header(&#39;Content-Type: application/octet-stream&#39;);
header(&#39;Content-Disposition: attachment; filename="example.zip"&#39;);
header(&#39;Content-Transfer-Encoding: binary&#39;);
// load the file to send:
readfile(&#39;example.zip&#39;);
 
// 对当前文档禁用<a href="http://www.php1.cn/category/79.html">缓存</a>
header(&#39;Cache-Control: no-cache, no-store, max-age=0, must-revalidate&#39;);
header(&#39;Expires: Mon, 26 Jul 1997 05:00:00 GMT&#39;); // Date in the past
header(&#39;Pragma: no-cache&#39;);
 
//设置内容类型:
header(&#39;Content-Type: text/html; charset=iso-8859-1&#39;);
header(&#39;Content-Type: text/html; charset=utf-8&#39;);
header(&#39;Content-Type: text/plain&#39;); //纯文本格式
header(&#39;Content-Type: image/jpeg&#39;); //JPG***
header(&#39;Content-Type: application/zip&#39;); // ZIP文件
header(&#39;Content-Type: application/pdf&#39;); // PDF文件
header(&#39;Content-Type: audio/mpeg&#39;); // 音频文件
header(&#39;Content-Type: application/x-shockw**e-flash&#39;); //Flash动画
 
//显示登陆对话框
header(&#39;HTTP/1.1 401 Unauthorized&#39;);
header(&#39;WWW-Authenticate: Basic realm="Top Secret"&#39;);
print &#39;Text that will be displayed if the user hits cancel or &#39;;
print &#39;enters wrong login data&#39;;