Fluent validation NET Core

Attributes In ASP.NET MVC

The Required attribute indicates that a property must have a value ; in this sample, a movie has to have values for the Title , ReleaseDate , Genre , and Price properties in order to be valid. The Range attribute constrains a value to within a specified range.

Model validation refers to the process of confirming that the model actually achieves its intended purpose . In most situations, this will involve confirmation that the model is predictive under the conditions of its intended use.

Model validation is the process of checking whether the user input is suitable for model binding and if not it should provide useful error messages to the user. … As important as checking for valid data is to inform the user about the wrong input and help him to enter the information in the expected form.