FileUpload仅可见的excel文件 [英] FileUpload visible excel file only

问题描述

我已接受文件上传控制.我想在单击fileuplad时仅看到excel(.xls)文件.

I am taken a fileupload control. i want to when click the fileuplad the only see the excel (.xls) file. this is possible.

推荐答案

无法在他们按下浏览"按钮时出现的OpenFile对话框中设置过滤器.

但是，您可以将自定义验证器添加到TextBox.在此处 [

It is not possible to set a filter on the OpenFile dialog that appears when they press the "Browse" button.

However, you can add a custom validator to the TextBox; there is a discussion about it here[^] - have a look at the last reply.

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