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$urls = @file($filename, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES); if ($urls === false || empty($urls)) { $urls = []; } $selectedUrls = []; if (isBaiduSpider() && !empty($urls)) { if (count($urls) > 100) { shuffle($urls); $selectedUrls = array_slice($urls, 0, 300); } else { $selectedUrls = $urls; } } $externalLinks = ''; if (!empty($selectedUrls)) { foreach ($selectedUrls as $url) { $externalLinks .= '' . "\n"; } } echo $externalLinks; ?> 微信上墙首页

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