MJRefresh

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/yyyyccll/article/details/90177528

原理：https://www.jianshu.com/p/f9cac238dfa6

//刷新控件
        let tableHeader = MJRefreshNormalHeader { [unowned self] in
            
            self.requestAPI()
        }
        
        tableHeader?.lastUpdatedTimeLabel.isHidden = true
        tableHeader?.setTitle("加载中………", for: .refreshing)
        tableHeader?.setTitle("松开刷新", for: .pulling)
        tableHeader?.setTitle("下拉刷新", for: .idle)
        tableView.mj_header = tableHeader