PHP 常用的header头部定义

<?php
header('HTTP/1.1 200 OK');  // ok 正常访问
header('HTTP/1.1 404 Not Found'); //通知浏览器 页面不存在
header('HTTP/1.1 301 Moved Permanently'); //设置地址被永久的重定向 301
header('Location: http://www.ithhc.cn/'); //跳转到一个新的地址
header('Refresh: 10; url=http://www.ithhc.cn/'); //延迟转向 也就是隔几秒跳转
header('X-Powered-By: PHP/6.0.0'); //修改 X-Powered-By信息
header('Content-language: en'); //文档语言
header('Content-Length: 1234'); //设置内容长度
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $time).' GMT'); //告诉浏览器最后一次修改时间
header('HTTP/1.1 304 Not Modified'); //告诉浏览器文档内容没有发生改变

内容类型

header('Content-Type: text/html; charset=utf-8'); //网页编码 header('Content-Type: text/plain'); //纯文本格式 header('Content-Type: image/jpeg'); //JPG、JPEG 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: text/css'); //css文件 header('Content-type: text/javascript'); //js文件 header('Content-type: application/json'); //json header('Content-type: application/pdf'); //pdf header('Content-type: text/xml'); //xml header('Content-Type: application/x-shockw**e-flash'); //Flash动画

声明一个下载的文件

header('Content-Type: application/octet-stream'); header('Content-Disposition: attachment; filename="ITblog.zip"'); header('Content-Transfer-Encoding: binary'); readfile('test.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');

显示一个需要验证的登陆对话框

header('HTTP/1.1 401 Unauthorized'); header('WWW-Authenticate: Basic realm="Top Secret"');

声明一个需要下载的xls文件

header('Content-Disposition: attachment; filename=ithhc.xlsx'); header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'); header('Content-Length: '.filesize('./test.xls')); header('Content-Transfer-Encoding: binary'); header('Cache-Control: must-revalidate'); header('Pragma: public'); readfile('./test.xls');

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来源：CSDN

作者：Cam大少爷

链接：https://blog.csdn.net/sinat_37212928/article/details/103921998

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