场景:我希望同时从N个表中拿出数据并组合到一起,然后按时间倒序排列。(用户动态) 表1 co: cid name linkid type date content 表2 to: tid name date title content 表3 wo wid name date title content 表...
{代码...} 如果把 dataType 改成 JSON ,则会出现错误No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://localhost:4000' is therefore not allowed access. 应该...