C maskedtextbox validatingtype

in case extra validation like restricting validation to some of the controls only, that would be decided at the function calling level.In my windows form projects , i have validated the fields using Boolean method.The designer has a useful set of predefined masks such as date time formats, phone numbers, and zip codes.

An example mask for a US phone number is a follows: (999) 000-0000 In this mask the first three digits are optional and the last seven are required.

The parentheses are considered Literals, which means the user cannot altered them.

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Resulting Masked Text Box with Phone Number Mask: Beep On Error This property indicates whether the masked text box control raises the system beep for each user key stroke that it rejects.

Values (Default: Culture This property sets the culture information associated with the masked text box.Mask This property sets the string governing the input for this control. Use the Mask property to limit the textbox’s input to a specific format.You can define your own custom mask or preferably select from a predefined set using the designer.In a Win Form I'm doing initial validation in the Form. To make the code short only three fields are shown in the code.So before saving data, I want to validate whether all the required fields are filled (Text Boxes) by the user. I would rather use a generic function that would be passed each control on the form and based on the type of the control, separate validation logic would be written.Insert in this property, the SQL query to populate the option of the control from database.

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