http_get_last_response_headers

(PHP 8 >= 8.4.0)

http_get_last_response_headers — Retrieve last HTTP response headers

说明

http_get_last_response_headers(): ?array

Returns an array containing the last HTTP response headers received via the HTTP wrapper. If there are none, null is returned instead.

参数

此函数没有参数。

返回值

Returns an indexed array of HTTP headers which were received while using the HTTP wrapper. If there are none, null is returned instead.

示例

示例 #1 http_get_last_response_headers() example

Description.

<?php
file_get_contents("http://example.com");
var_dump(http_get_last_response_headers());
?>

以上示例的输出类似于：

array(14) {
  [0]=>
  string(15) "HTTP/1.1 200 OK"
  [1]=>
  string(20) "Accept-Ranges: bytes"
  [2]=>
  string(11) "Age: 326940"
  [3]=>
  string(29) "Cache-Control: max-age=604800"
  [4]=>
  string(38) "Content-Type: text/html; charset=UTF-8"
  [5]=>
  string(35) "Date: Mon, 11 Nov 2024 13:34:09 GMT"
  [6]=>
  string(23) "Etag: "3147526947+gzip""
  [7]=>
  string(38) "Expires: Mon, 18 Nov 2024 13:34:09 GMT"
  [8]=>
  string(44) "Last-Modified: Thu, 17 Oct 2019 07:18:26 GMT"
  [9]=>
  string(24) "Server: ECAcc (nyd/D16C)"
  [10]=>
  string(21) "Vary: Accept-Encoding"
  [11]=>
  string(12) "X-Cache: HIT"
  [12]=>
  string(20) "Content-Length: 1256"
  [13]=>
  string(17) "Connection: close"
}

参见