### Upload
例:
//选中file ($_FILES['file'])
$upload = msqphpvendoruploadUpload::getInstance->init()->file('file');
->to(msqphpEnvironment::getPath('storage').'file') //移动后路径
->rename(uniqid('msq_')) //重命名(不带后缀)
[->extension('png')] //后缀
->allowed('jpg','png')//允许类型
->maxSize(20000) //文件最大大小
->check() //检测
->move()//移动
->getPath(); //得到移动后路径
//错误抛出 /msqphp/vendor/upload/Upload异常
msqphpvendoruploadUpload::getInstance->init()->file('file'); //选中file ($_FILES['file'])
->allowed('jpg','png')//允许类型
->maxSize(20000) //文件最大大小
->check() //检测
->moveTo(msqphpEnvironment::getPath('storage').'file') //移动
->getPath(); //得到移动后路径
//移动到指定路径,名称为uniqid().后缀;
//错误抛出 /msqphp/vendor/upload/Upload异常
框架使用:$this->upload得到本对象;



