Open 981377660LMT opened 6 months ago
https://stackoverflow.com/questions/5399622/capturing-result-of-window-onbeforeunload-confirmation-dialog
https://stackoverflow.com/questions/276660/how-can-i-override-the-onbeforeunload-dialog-and-replace-it-with-my-own
获取用户选中结果
https://stackoverflow.com/questions/5399622/capturing-result-of-window-onbeforeunload-confirmation-dialog
自定义弹窗内展示的信息
https://stackoverflow.com/questions/276660/how-can-i-override-the-onbeforeunload-dialog-and-replace-it-with-my-own