If the validation passes, our controller will continue executing normally.Sometimes you may wish to stop running validation rules on an attribute after the first validation failure.However, if the user only changes the name field and not the e-mail field, you do not want a validation error to be thrown because the user is already the owner of the e-mail address.To instruct the validator to ignore the user's ID, we'll use the The field under validation must be a valid URL.
NET supports the JSON Schema standard via the Json Schema and Json Validating Reader classes. To skip the overhead of loading JSON into a JObject/JArray, validating the JSON, and then deserializing the JSON into a class, Json Validating Reader can be used with Json Serializer to validate JSON while the object is being deserialized.
Many applications that accept untrusted input strings employ input filtering and validation mechanisms based on the strings' character data.
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Or, you may need two fields to have a given value only when another field is present.
Adding these validation rules doesn't have to be a pain.
Input validation consists of checking a set of properties on the input which guarantee it is well-formed.