vb.net 如何更改/设置 DateTimePicker 值
声明：本页面是StackOverFlow热门问题的中英对照翻译，遵循CC BY-SA 4.0协议，如果您需要使用它，必须同样遵循CC BY-SA许可，注明原文地址和作者信息，同时你必须将它归于原作者（不是我）：StackOverFlow
原文地址: http://stackoverflow.com/questions/15082664/
Warning: these are provided under cc-by-sa 4.0 license. You are free to use/share it, But you must attribute it to the original authors (not me):
StackOverFlow
How to change/set DateTimePicker value
提问by Aaron
I am trying to set / change the DateTimePicker value (using vb.net) but can't work out how to do it.
我正在尝试设置/更改 DateTimePicker 值（使用 vb.net），但不知道该怎么做。
I have added the control to the page and I have tried using the following code but it doesn't work and I can't work out how to set the value during run-time.
我已将控件添加到页面，并尝试使用以下代码，但它不起作用，我无法弄清楚如何在运行时设置该值。
DateTimePicker1.Value = Now.Day & "-" & Now.Month & "-" & Now.Year
The format of the control is set to Long and it looks like this when first loaded:
控件的格式设置为 Long，首次加载时如下所示：
Tuesday, February 26, 2013
2013 年 2 月 26 日，星期二
But I can't work out how to change it.
但我不知道如何改变它。
The error I get based on my code above is:
我根据上面的代码得到的错误是：
Conversion from string "26-2-2013" to type 'Date' is not valid.
从字符串“26-2-2013”到类型“Date”的转换无效。
Anyone got any ideas ?
任何人有任何想法？
回答by Aaron
I ended up getting it working by doing the following:
我最终通过执行以下操作使其工作：
DateTimePicker1.Value = New Date(2013, 2, 26)
I was loading the value wrong.
我加载的值错误。
回答by Daniel Smith
Add the following code on Form Load Event to set the date time picker value to today:
在 Form Load Event 上添加以下代码以将日期时间选择器值设置为今天：
DateTimePicker1.CustomFormat="dd-MM-yyyy"
DateTimePicker1.Value=Now()
