Fluent validation NET Core

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.

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 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.