1、给每一串代码元素增加复制代码节点JS代码 $(function(){ let preList = $(".show pre"); for (let pre of preList) { //给每个代码块增加上&ldqu
1.复制tags字段内容到keyboard,当keyboard为空的时候: update [!db.pre!]ecms_news_data_1 a, [!db.pre!]ecms_news b set b.keyboard=a.infota
统计记录: select count(*) as total from [!db.pre!]ecms_news union select count(*) as total from [!db.pre!]ecms_movie 查询记录: s