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getallheaders
(php 4, php 5)
getallheaders ― Fetch all HTTP request headers
說明
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
復(fù)制代碼 代碼如下:
<?php
foreach (getallheaders() as $name => $value) {
echo "$name: $value/n";
}
?>
不過這個函數(shù)只能在apache環(huán)境下使用，iis或者nginx并不支持，可以通過自定義函數(shù)實現(xiàn)
復(fù)制代碼 代碼如下:
<?php
<SPAN class=html>if (!function_exists('getallheaders'))
{
function getallheaders()
{
foreach ($_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
復(fù)制代碼 代碼如下:
<?php
print_r(getallheaders());
獲得結(jié)果：
復(fù)制代碼 代碼如下:
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技術(shù)：PHP獲取http請求的頭信息實現(xiàn)步驟，轉(zhuǎn)載需保留來源！
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