Datagridview validating input

Therefore, this is the first place where the validation should be done.

Similarly if we want to validate phone number like xxx-xxx-xxxx format then you can use “\d-\d-\d”.NET for dealing with validation and error handling in the client-side.The example is based on a Windows Forms control developed by me which is based on the Text Box control and handles validation in a standardized way in order to detect input errors and display them to users.If you want to use regular expression for validating phone or mobile numbers followed by country code.Introduction An important part of any data-driven application is ensuring data validation and handling errors when they occur.

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A user control also gives you consistency within or across applications; for example, all address information input blocks will all have the same appearance and behavior.

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