php Header 函数使用
2024-08-25 13:55:29
<?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');
######
?>
综上 Header 使用实例:Request >> PHP 返回json对象:
* TODO 数据返回结构
* @param $code
* @param $msg
* @param $data
* @param $url
* @param $wait
* @return array
*/
function msg_array($code = 1,$msg="",$data=[],$url="",$wait= 3)
{
$result = [
'code' => $code,
'msg' => $msg,
'data' => $data,
'url' => $url,
'wait' => $wait,
];
return $result;
} header("Content-Type: application/json");
echo json_encode(msg_array(0,'logout success !'));exit;
标准响应字段
媒体类型 Content-Type : 常见的例子
application/javascript
application/json
application/x-www-form-urlencoded
application/xml
application/zip
application/pdf
application/sql
application/graphql
application/ld+json
application/msword
(.doc)application/vnd.openxmlformats-officedocument.wordprocessingml.document
(.docx)application/vnd.ms-excel
(.xls)application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
(.xlsx)application/vnd.ms-powerpoint
(.ppt)application/vnd.openxmlformats-officedocument.presentationml.presentation
(.pptx)application/vnd.oasis.opendocument.text
(.odt)audio/mpeg
audio/ogg
multipart/form-data
text/css
text/html
text/xml
text/csv
text/plain
image/png
image/jpeg
image/gif
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