示例代码如下
SELECT * FROM article WHERE id IN(12,2,11) ORDER BY FIND_IN_SET(id,'12,2,11');
示例代码如下
SELECT * FROM article WHERE id IN(12,2,11) ORDER BY FIND_IN_SET(id,'12,2,11');
为PHP安装fileinfo扩展即可
示例代码如下
<?php
namespace app\controller;
use app\BaseController;
use think\app; //这句
class Index extends BaseController
{
public function test()
{
echo App::VERSION; //还有这句
}
}