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All of the above attributes also allow you to specify an error message that is displayed in the event of an error.
In this example, you will validate all of the columns except Id, using various data annotation attributes. NET class (POCO) then you can directly decorate its properties with data annotation attributes.
Using a library to do form validation can save lots of your development time. j Query Form validation library is the most popular validation library.
The simplest way to do this is to have the password entered twice, and then check that they are identical.
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Here are some simple steps to make the process more secure.
If the purpose of registration is to confirm that the person exists, and that they have supplied a valid email address, then as part of the registration processe you a should either email them a random password or a confirmation token rather than letting them choose their own password and use it immediately.
NET Entity Data Model to the project so that you get the User Profile entity class as shown above.
Data validation rules may be defined, designed and deployed, for example: Definition and design contexts: Data that does not conform to these rules will negatively affect business process execution.
Therefore, data validation should start with business process definition and set of business rules within this process.
For example: Data type validation is customarily carried out on one or more simple data fields.
The simplest kind of data type validation verifies that the individual characters provided through user input are consistent with the expected characters of one or more known primitive data types; as defined in a programming language or data storage and retrieval mechanism.