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谁能告诉我如何让 PHP 和 SQL 根据标题和标签确定与当前相似的相关帖子?
您将标题拆分为 words ,删除短于 3 个符号的标题,然后查询数据库。 然后您查询数据库中与当前帖子具有相同标签的所有帖子。
这个问题太含糊了。