data-annotations | 易学教程

Disable Required validation attribute under certain circumstances

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问题 I was wondering if it is possible to disable the Required validation attribute in certain controller actions. I am wondering this because on one of my edit forms I do not require the user to enter values for fields that they have already specified previously. However I then implement logic that when they enter a value it uses some special logic to update the model, such as hashing a value etc. Any sugestions on how to get around this problem? EDIT: And yes client validation is a problem here

How to change default validation error message in ASP.NET MVC?

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问题 Say I have this property in my model: [DisplayName(\"test\")] [Required(ErrorMessage = \"required\")] public DateTime? SomeDate { get; set; } when you type in \"asdf\" in Html.TextBoxFor(model => model.SomeDate) , you get the validation error message \"The value \'asdf\' is not valid for test.\". How do you modify that message? ASP.NET MVC ignored [DataType(DataType.DateTime, ErrorMessage = \'some other message\')] 回答1: Apparently my question was already answered at How to replace the default

How to change default validation error message in ASP.NET MVC?

阅读更多关于 How to change default validation error message in ASP.NET MVC?

Say I have this property in my model: [DisplayName("test")] [Required(ErrorMessage = "required")] public DateTime? SomeDate { get; set; } when you type in "asdf" in Html.TextBoxFor(model => model.SomeDate) , you get the validation error message "The value 'asdf' is not valid for test.". How do you modify that message? ASP.NET MVC ignored [DataType(DataType.DateTime, ErrorMessage = 'some other message')] Sedat Kapanoglu Apparently my question was already answered at How to replace the default ModelState error message in Asp.net MVC 2? . I'll summarize it here: Create App_GlobalResources folder