These tags handle input validation before the form is saved.

这些标签负责在保存表单之前对输入信息进行有效性验证。

youdao

Thanks to the many classes available in the little game engine it is now easy to write text on the screen, draw sprites, handle input, and play sounds.

多亏了这个小型的游戏引擎，现在往屏幕上写文本、绘制精灵、操作输入和播放声音都容易多了。

youdao

Thanks to the many classes available in the little game engine it is now easy to write text on the screen, draw sprites, handle input, and play sounds.

多亏了这个小型的游戏引擎，现在往屏幕上写文本、绘制精灵、操作输入和播放声音都容易多了。

youdao