【discuzX2】/source/class/class_core.php文件中核心基础类库中discuz_core类分析
1,'_GET'=>1,'_POST'=>1,'_REQUEST'=>1,'_COOKIE'=>1,'_SERVER'=>1,'_ENV'=>1,'_FILES'=>1,);//建立唯一的进程function&instance(){//单例模式实例化一个discuz_core核心类实例化对象static$object;if(empty($object)){$object=newdiscuz_cor