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getallheaders
(php 4, php 5)
getallheaders ― Fetch all HTTP request headers
说明
array getallheaders ( void )
Fetches all HTTP headers from the current request.
This function is an alias for apache_request_headers(). Please read theapache_request_headers() documentation for more information on how this function works.
返回值
An associative array of all the HTTP headers in the current request, orFALSE on failure.
Example #1 getallheaders() example
复制代码 代码如下:
<?php
foreach (getallheaders() as $name => $value) {
echo "$name: $value/n";
}
?>
不过这个函数只能在apache环境下使用,iis或者nginx并不支持,可以通过自定义函数实现
复制代码 代码如下:
<?php
<SPAN class=html>if (!function_exists('getallheaders'))
{
function getallheaders()
{
foreach ($_SERVER as $name => $value)
{
if (substr($name, 0, 5) == 'HTTP_')
{
$headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value;
}
}
return $headers;
}
}</SPAN>
?>
好了,看看都打印出了啥吧
复制代码 代码如下:
<?php
print_r(getallheaders());
获得结果:
复制代码 代码如下:
Array
(
[Accept] => */*
[Accept-Language] => zh-cn
[Accept-Encoding] => gzip, deflate
[User-Agent] => Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727)
[Host] => localhost
[Connection] => Keep-Alive
)
php技术:PHP获取http请求的头信息实现步骤,转载需保留来源!
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