PHP header函数设置http头

双魚蓮花 發表於 2019-10-25 09:10:00

<div class="cnblogs_code">
<pre>//定义编码
header( 'Content-Type:text/html;charset=utf-8 ');

//Atom
header('Content-type: application/atom+xml');

//CSS
header('Content-type: text/css');

//Javascript
header('Content-type: text/javascript');

//JPEG Image
header('Content-type: image/jpeg');

//JSON
header('Content-type: application/json');

//PDF
header('Content-type: application/pdf');

//RSS
header('Content-Type: application/rss+xml; charset=ISO-8859-1');

//Text (Plain)
header('Content-type: text/plain');

//XML
header('Content-type: text/xml');

// ok
header('HTTP/1.1 200 OK');

//设置一个404头:
header('HTTP/1.1 404 Not Found');

//设置地址被永久的重定向
header('HTTP/1.1 301 Moved Permanently');

//转到一个新地址
header('Location: http://www.example.org/');

//文件延迟转向:
header('Refresh: 10; url=http://www.example.org/');
print 'You will be redirected in 10 seconds';

//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('X-Powered-By: PHP/4.4.0');
header('X-Powered-By: Brain/0.6b');

//文档语言
header('Content-language: en');

//告诉浏览器最后一次修改时间
$time = time() - 60; // or filemtime($fn), etc
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT');

//告诉浏览器文档内容没有发生改变
header('HTTP/1.1 304 Not Modified');

//设置内容长度
header('Content-Length: 1234');

//设置为一个下载类型
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="example.zip"');
header('Content-Transfer-Encoding: binary');
// load the file to send:
readfile('example.zip');

// 对当前文档禁用缓存
header('Cache-Control: no-cache, no-store, max-age=0, must-revalidate');
header('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); // Date in the past
header('Pragma: no-cache');

//设置内容类型:
header('Content-Type: text/html; charset=iso-8859-1');
header('Content-Type: text/html; charset=utf-8');
header('Content-Type: text/plain'); //纯文本格式
header('Content-Type: image/jpeg'); //JPG***
header('Content-Type: application/zip'); // ZIP文件
header('Content-Type: application/pdf'); // PDF文件
header('Content-Type: audio/mpeg'); // 音频文件
header('Content-Type: application/x-shockw**e-flash'); //Flash动画

//显示登陆对话框
header('HTTP/1.1 401 Unauthorized');
header('WWW-Authenticate: Basic realm="Top Secret"');
print 'Text that will be displayed if the user hits cancel or ';
print 'enters wrong login data';</pre>
</div>
 
<h4>HTTP header 详解</h4>
<h4>Requests部分</h4>
<div>
<table class="table table-bordered" border="1" cellpadding="0">
<tbody>
<tr><th>Header</th><th>解释</th><th>示例</th></tr>
<tr>
<td>Accept</td>
<td>指定客户端能够接收的内容类型</td>
<td>Accept: text/plain, text/html</td>
</tr>
<tr>
<td>Accept-Charset</td>
<td>浏览器可以接受的字符编码集。</td>
<td>Accept-Charset: iso-8859-5</td>
</tr>
<tr>
<td>Accept-Encoding</td>
<td>指定浏览器可以支持的web服务器返回内容压缩编码类型。</td>
<td>Accept-Encoding: compress, gzip</td>
</tr>
<tr>
<td>Accept-Language</td>
<td>浏览器可接受的语言</td>
<td>Accept-Language: en,zh</td>
</tr>
<tr>
<td>Accept-Ranges</td>
<td>可以请求网页实体的一个或者多个子范围字段</td>
<td>Accept-Ranges: bytes</td>
</tr>
<tr>
<td>Authorization</td>
<td>HTTP授权的授权证书</td>
<td>Authorization: Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==</td>
</tr>
<tr>
<td>Cache-Control</td>
<td>指定请求和响应遵循的缓存机制</td>
<td>Cache-Control: no-cache</td>
</tr>
<tr>
<td>Connection</td>
<td>表示是否需要持久连接。（HTTP 1.1默认进行持久连接）</td>
<td>Connection: close</td>
</tr>
<tr>
<td>Cookie</td>
<td>HTTP请求发送时，会把保存在该请求域名下的所有cookie值一起发送给web服务器。</td>
<td>Cookie: $Version=1; Skin=new;</td>
</tr>
<tr>
<td>Content-Length</td>
<td>请求的内容长度</td>
<td>Content-Length: 348</td>
</tr>
<tr>
<td>Content-Type</td>
<td>请求的与实体对应的MIME信息</td>
<td>Content-Type: application/x-www-form-urlencoded</td>
</tr>
<tr>
<td>Date</td>
<td>请求发送的日期和时间</td>
<td>Date: Tue, 15 Nov 2010 08:12:31 GMT</td>
</tr>
<tr>
<td>Expect</td>
<td>请求的特定的服务器行为</td>
<td>Expect: 100-continue</td>
</tr>
<tr>
<td>From</td>
<td>发出请求的用户的Email</td>
<td>From: user@email.com</td>
</tr>
<tr>
<td>Host</td>
<td>指定请求的服务器的域名和端口号</td>
<td>Host: www.zcmhi.com</td>
</tr>
<tr>
<td>If-Match</td>
<td>只有请求内容与实体相匹配才有效</td>
<td>If-Match: “737060cd8c284d8af7ad3082f209582d”</td>
</tr>
<tr>
<td>If-Modified-Since</td>
<td>如果请求的部分在指定时间之后被修改则请求成功，未被修改则返回304代码</td>
<td>If-Modified-Since: Sat, 29 Oct 2010 19:43:31 GMT</td>
</tr>
<tr>
<td>If-None-Match</td>
<td>如果内容未改变返回304代码，参数为服务器先前发送的Etag，与服务器回应的Etag比较判断是否改变</td>
<td>If-None-Match: “737060cd8c284d8af7ad3082f209582d”</td>
</tr>
<tr>
<td>If-Range</td>
<td>如果实体未改变，服务器发送客户端丢失的部分，否则发送整个实体。参数也为Etag</td>
<td>If-Range: “737060cd8c284d8af7ad3082f209582d”</td>
</tr>
<tr>
<td>If-Unmodified-Since</td>
<td>只在实体在指定时间之后未被修改才请求成功</td>
<td>If-Unmodified-Since: Sat, 29 Oct 2010 19:43:31 GMT</td>
</tr>
<tr>
<td>Max-Forwards</td>
<td>限制信息通过代理和网关传送的时间</td>
<td>Max-Forwards: 10</td>
</tr>
<tr>
<td>Pragma</td>
<td>用来包含实现特定的指令</td>
<td>Pragma: no-cache</td>
</tr>
<tr>
<td>Proxy-Authorization</td>
<td>连接到代理的授权证书</td>
<td>Proxy-Authorization: Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==</td>
</tr>
<tr>
<td>Range</td>
<td>只请求实体的一部分，指定范围</td>
<td>Range: bytes=500-999</td>
</tr>
<tr>
<td>Referer</td>
<td>先前网页的地址，当前请求网页紧随其后,即来路</td>
<td>Referer: http://www.zcmhi.com/archives/71.html</td>
</tr>
<tr>
<td>TE</td>
<td>客户端愿意接受的传输编码，并通知服务器接受接受尾加头信息</td>
<td>TE: trailers,deflate;q=0.5</td>
</tr>
<tr>
<td>Upgrade</td>
<td>向服务器指定某种传输协议以便服务器进行转换（如果支持）</td>
<td>Upgrade: HTTP/2.0, SHTTP/1.3, IRC/6.9, RTA/x11</td>
</tr>
<tr>
<td>User-Agent</td>
<td>User-Agent的内容包含发出请求的用户信息</td>
<td>User-Agent: Mozilla/5.0 (Linux; X11)</td>
</tr>
<tr>
<td>Via</td>
<td>通知中间网关或代理服务器地址，通信协议</td>
<td>Via: 1.0 fred, 1.1 nowhere.com (Apache/1.1)</td>
</tr>
<tr>
<td>Warning</td>
<td>关于消息实体的警告信息</td>
<td>Warn: 199 Miscellaneous warning</td>
</tr>
</tbody>
</table>
<h2>Responses 部分  </h2>
<table class="table table-bordered" border="1" cellpadding="0">
<tbody>
<tr><th>Header</th><th>解释</th><th>示例</th></tr>
<tr>
<td>Accept-Ranges</td>
<td>表明服务器是否支持指定范围请求及哪种类型的分段请求</td>
<td>Accept-Ranges: bytes</td>
</tr>
<tr>
<td>Age</td>
<td>从原始服务器到代理缓存形成的估算时间（以秒计，非负）</td>
<td>Age: 12</td>
</tr>
<tr>
<td>Allow</td>
<td>对某网络资源的有效的请求行为，不允许则返回405</td>
<td>Allow: GET, HEAD</td>
</tr>
<tr>
<td>Cache-Control</td>
<td>告诉所有的缓存机制是否可以缓存及哪种类型</td>
<td>Cache-Control: no-cache</td>
</tr>
<tr>
<td>Content-Encoding</td>
<td>web服务器支持的返回内容压缩编码类型。</td>
<td>Content-Encoding: gzip</td>
</tr>
<tr>
<td>Content-Language</td>
<td>响应体的语言</td>
<td>Content-Language: en,zh</td>
</tr>
<tr>
<td>Content-Length</td>
<td>响应体的长度</td>
<td>Content-Length: 348</td>
</tr>
<tr>
<td>Content-Location</td>
<td>请求资源可替代的备用的另一地址</td>
<td>Content-Location: /index.htm</td>
</tr>
<tr>
<td>Content-MD5</td>
<td>返回资源的MD5校验值</td>
<td>Content-MD5: Q2hlY2sgSW50ZWdyaXR5IQ==</td>
</tr>
<tr>
<td>Content-Range</td>
<td>在整个返回体中本部分的字节位置</td>
<td>Content-Range: bytes 21010-47021/47022</td>
</tr>
<tr>
<td>Content-Type</td>
<td>返回内容的MIME类型</td>
<td>Content-Type: text/html; charset=utf-8</td>
</tr>
<tr>
<td>Date</td>
<td>原始服务器消息发出的时间</td>
<td>Date: Tue, 15 Nov 2010 08:12:31 GMT</td>
</tr>
<tr>
<td>ETag</td>
<td>请求变量的实体标签的当前值</td>
<td>ETag: “737060cd8c284d8af7ad3082f209582d”</td>
</tr>
<tr>
<td>Expires</td>
<td>响应过期的日期和时间</td>
<td>Expires: Thu, 01 Dec 2010 16:00:00 GMT</td>
</tr>
<tr>
<td>Last-Modified</td>
<td>请求资源的最后修改时间</td>
<td>Last-Modified: Tue, 15 Nov 2010 12:45:26 GMT</td>
</tr>
<tr>
<td>Location</td>
<td>用来重定向接收方到非请求URL的位置来完成请求或标识新的资源</td>
<td>Location: http://www.zcmhi.com/archives/94.html</td>
</tr>
<tr>
<td>Pragma</td>
<td>包括实现特定的指令，它可应用到响应链上的任何接收方</td>
<td>Pragma: no-cache</td>
</tr>
<tr>
<td>Proxy-Authenticate</td>
<td>它指出认证方案和可应用到代理的该URL上的参数</td>
<td>Proxy-Authenticate: Basic</td>
</tr>
<tr>
<td>refresh</td>
<td>应用于重定向或一个新的资源被创造，在5秒之后重定向（由网景提出，被大部分浏览器支持）</td>
<td>
 
Refresh: 5; url=
http://www.zcmhi.com/archives/94.html
</td>
</tr>
<tr>
<td>Retry-After</td>
<td>如果实体暂时不可取，通知客户端在指定时间之后再次尝试</td>
<td>Retry-After: 120</td>
</tr>
<tr>
<td>Server</td>
<td>web服务器软件名称</td>
<td>Server: Apache/1.3.27 (Unix) (Red-Hat/Linux)</td>
</tr>
<tr>
<td>Set-Cookie</td>
<td>设置Http Cookie</td>
<td>Set-Cookie: UserID=JohnDoe; Max-Age=3600; Version=1</td>
</tr>
<tr>
<td>Trailer</td>
<td>指出头域在分块传输编码的尾部存在</td>
<td>Trailer: Max-Forwards</td>
</tr>
<tr>
<td>Transfer-Encoding</td>
<td>文件传输编码</td>
<td>Transfer-Encoding:chunked</td>
</tr>
<tr>
<td>Vary</td>
<td>告诉下游代理是使用缓存响应还是从原始服务器请求</td>
<td>Vary: *</td>
</tr>
<tr>
<td>Via</td>
<td>告知代理客户端响应是通过哪里发送的</td>
<td>Via: 1.0 fred, 1.1 nowhere.com (Apache/1.1)</td>
</tr>
<tr>
<td>Warning</td>
<td>警告实体可能存在的问题</td>
<td>Warning: 199 Miscellaneous warning</td>
</tr>
<tr>
<td>WWW-Authenticate</td>
<td>表明客户端请求实体应该使用的授权方案</td>
<td>WWW-Authenticate: Basic</td>
</tr>
</tbody>
</table>
</div> 
来源：https://www.cnblogs.com/leaf-blog/p/11736232.html

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PHP header函数设置http头