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//ĬÈÏËõÂÔͼ
function Ö÷ÌâID_firstimg($article) {
    global $zbp;
    $randnum = mt_rand(1,9);
    $pattern = "/<img.*?src=[\'|\"](.*?)[\'|\"].*?[\/]?>/i";
    $content = $article->Content;
    preg_match_all($pattern,$content,$matchContent);
    if (isset($matchContent[1][0])) {
        $temp = $matchContent[1][0];
    } else {
        $temp = $zbp->host."zb_users/theme/Ö÷ÌâID/style/noimg/" . $randnum . ".jpg";
    }
    return $temp;
}

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$pattern="/<[img|IMG].*?src=[\'|\"](.*?(?:[\.gif|\.jpg|\.png]))[\'|\"].*?[\/]?>/";

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$pattern = "/<img[^>]*src=\"([^\"]+\.(gif|jpg|png|jpeg|jpe|bmp|webp))\"[^>]*>/i";

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