Firstly may I apologise in advance for the quality of my post, as this is the first time I've posted on here. I've found some really useful answers on this site in the past and so having found myself in a position to give back I thought I'd give it a go.Firstly may I apologise in advance for the qual
阅读背景：
在UpdatePanel中添加这个控件——确保在async回发之后正确地呈现它们。
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