Tuesday, February 12, 2019

View all model state errors while debugging

If we are in break mode while debugging an MVC controller event,  and want to view all ModelState errors, the following command can show all error messages in immediate window:


ModelState.Where(x => x.Value.Errors.Count>0).SelectMany((x, i)=> x.Value.Errors.Select(y=> "Key: " + x.Key + ", Error: " + y.ErrorMessage)).ToList()

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