PHP headers_list() 函數

定義和用法
headers_list() 函數返回已發送的(或待發送的)回應頭部的一個列表。
該函數返回包含報頭的數組。
語法
headers_list()
提示和注釋
提示:如需確定是否已發送報頭,請使用 headers_sent() 函數。
實例 1
<?php
setcookie("TestCookie","SomeValue"');
header("X-Sample-Test: foo");
header('Content-type: text/plain');
?>
<html>
<body>
<?php
// What headers are to be sent?
var_dump(headers_list());
?>
</body>
</html>
setcookie("TestCookie","SomeValue"');
header("X-Sample-Test: foo");
header('Content-type: text/plain');
?>
<html>
<body>
<?php
// What headers are to be sent?
var_dump(headers_list());
?>
</body>
</html>
上面的代碼將輸出:
array(4)
{
[0]=> string(23) "X-Powered-By: PHP/5.1.1"
[1]=> string(19) "Set-Cookie: TestCookie=SomeValue"
[2]=> string(18) "X-Sample-Test: foo"
[3]=> string(24) "Content-type: text/plain"
}
{
[0]=> string(23) "X-Powered-By: PHP/5.1.1"
[1]=> string(19) "Set-Cookie: TestCookie=SomeValue"
[2]=> string(18) "X-Sample-Test: foo"
[3]=> string(24) "Content-type: text/plain"
}
