gistfile1.php

<?php
require '../vendor/autoload.php';

+ use GuzzleHttp\Client;
+ use GuzzleHttp\Cookie\CookieJar;
+
+
+ $url = 'https://www.ptt.cc/bbs/Gossiping/M.1404887907.A.886.html';
  $client = new Client();
+
+ $jar = new CookieJar();
+ $client->setDefaultOption('cookies', $jar);
+
+ try {
+     $response = $client->post('https://www.ptt.cc/ask/over18', [
+     'body' => [
+         'yes' => 'yes',
+         'from' => '/bbs/Gossiping/M.1404887907.A.886.html'
+     ]
+     ])->getBody();
+ } catch (Exception $e) {
+     echo $e->getMessage() . PHP_EOL;
+ }
+
  $response = $client->get($url)->getBody();