php中利用HttpClient判断页面状态

$url = '';
$info = parse_url($url);
$httpClient = new HttpClient($info['host']);
$httpClient->get($info['path']);
if ($httpClient->getStatus() === '404') {
  //处理
}

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原文地址:https://www.cnblogs.com/Bin-x/p/4648658.html