filter(array_map('trim', explode(',', $navinfor['keyboard'])));
$orConditions = array();
foreach ($keys as $key) {
// 注意对关键词进行转义，避免 SQL 注入
$orConditions[] = "keyboard LIKE '%" . addslashes($key) . "%'";
}
// 拼接成 OR 条件
$conditionString = implode(" OR ", $orConditions);
} else {
$conditionString = "1";
}
?>
SQL Error: SELECT searchid, keyboard FROM ***_enewssearch WHERE () AND iskey=0 ORDER BY RAND() LIMIT 10
