I have two textboxes tbxProdAc & txtbxHowMany. I would like to write a bit of code in the code behind so that when I enter text in one, any text that may have been in the other is removed.I have two textboxes tbxProdAc & txtbxHowMany.
阅读背景：
Attributes.Add onclick事件在c＃代码后面
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