2018-11-04 23:15:21开始写 模型类 import javax.swing.table.DefaultTableModel;//导入包 public class LocalTableModel extends DefaultTableModel {//继承 Class[] types = new Class[] {java.lang.String.class, java.lang.String.class};// 表头的类类型 boolean[] canEdit = new bo
1.composer安装: composer require phpoffice/phpspreadsheet 2.点击导出按钮,触发控制器里面的方法 wdjzdc() 3. 在控制中引入 use PhpOffice\PhpSpreadsheet\Spreadsheet; use PhpOffice\PhpSpreadsheet\Writer\Xlsx; //wdjzdc数据导出 public function wdjzdc() { $spreadsheet = new Spreadsheet(
Abood's birthday has come, and his n friends are aligned in a single line from 1 to n, waiting for their cookies, Abood has x cookies to give to his friends. Here is an example to understand how Abood gives away the cookies. Suppose Abood has 4 frien
初始化mongodb数据库 > use deng switched to db deng > db.createCollection("jingdong") #无參数 {"ok":1} > show collections jingdong system.indexes > userdoc1=({"user_id":1,"name":"cloud","state"
手册地址1 手册地址2 入门 安装: 将下载的upload里的文件上传到网站更目录 然后 域名/e/install/index.php Warning: Use of undefined constant can - assumed 'can' (this will throw an Error in a future version of PHP) in D:\phpStudy\WWW\EmpireCMS\e\install\data\fun.php on line 121 Warning: