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Validation is used to check data to make sure it fits whatever required specifications are set for it.
4
votes
Accepted
Check whether a date is a valid future date
Correctness
My first point is that the current date is accepted as a valid future date. That is odd, and it is certainly not according to :
Tests whether the date input represents a real date i …
2
votes
Accepted
Different types of model validation
And validation order is guaranteed, so no need to perform duplicate checks.
Edit (in response to comment)
A Validator for Model1 may very well be different from a Validator for Model2. …