Callback定义? a callback is a piece of executable code that is passed as an argument to other code, which is expected to call back (execute) the argument at some convenient time. The invocation may be immediate as in a synchronous callback or it might…
前言,小程序本身是带有地区选着器的(网站:https://mp.weixin.qq.com/debug/wxadoc/dev/component/picker.html),由于自己开发的程序的数据是很久以前mysql数据,与小程序自带的地区名称并不一样,所以只能自己写了. (详细思路写在了最底部) 第一步:把mysql地区数据变成小程序数组格式 1.用php代码,导出数据mysql的地区数据 public function area(){ $sql = "SELECT * FROM c_regi…
1>------ 已启动全部重新生成: 项目: ZERO_CHECK, 配置: Debug x64 ------1> Checking Build System1> CMake does not need to re-run because O:/OpenSceneGraph/OpenSceneGraph_build/CMakeFiles/generate.stamp is up-to-date.1> CMake does not need to re-run because O:…