You can check if Text
property of the MaskedTextBox is null
or String.Empty
if (String.IsNullOrEmpty(maskedTextBox1.Text))
{
//no input
}
سؤال
How can I check if a masked text box in C# is empty, i.e. the user has not entered anything?
My text box only allows 4 numbers to be input.
Thanks
المحلول
You can check if Text
property of the MaskedTextBox is null
or String.Empty
if (String.IsNullOrEmpty(maskedTextBox1.Text))
{
//no input
}
نصائح أخرى
Try this:
maskedTextBoxInput.TextMaskFormat = MaskFormat.ExcludePromptAndLiterals;
if (maskedTextBoxInput.Text == "")
{
...
}