email id validation in asp net

Original: ASP. NET MVC3 Model validationOverviewIn the previous section we learned about the transfer of model data between interfaces, but many times we had to do basic data validation for the model's relevant properties in order to ensure the validity of the data when it was passed.In this section we will learn how to use the attributes in the System.ComponentM

password: "^[a-za-z]\w{5,17}$" is in the correct format: start with a letter, length between 6~18, can contain only characters, numbers, and underscores.Verify that it contains ^% ',; =?$\ ' characters: "[^% ',; =?$\x22]+".Only Chinese characters can be entered: "^[\u4e00-\u9fa5]{0,}$"Verify email Address: "^\w+ ([-+.] \w+) *@\w+ ([-.] \w+) *\.\w+ ([-.] \w+) *$ ".Verify InternetURL: "^http://([\w-]+\.) +[\w-]+ (/[\w-./?%=]*)? $ ".Verify the phone num

What is claims? This is a direct reading of other great God articles, which explains it better. Related articles read: http://www.cnblogs.com/JustRun1983/p/4708176.htmlhttp://www.cnblogs.com/jesse2013/p/ aspnet-identity-claims-based-authentication-and-owin.htmlhttp://www.cnblogs.com/savorboard/p/Aspnetcore-identity.html claims is called a statement that can be understood as a description of a piece of information related to a user, which can be a user's identity information (NAME,

[Boiled ASP. NET Web API2 methodology] (1-6) Model Validation, api2validation Problem If you want ASP. NET Web APIs to perform model verification, you can also share some verification logic with ASP.

. Jsonvalidatereturn? Yes, the key is in this place, the official version of PHP is an example of a little difference in the JSON data passed, causing Json[0 to get no data. So in this case Json.jsonvalidatereturn[index] gets the data to be normal. Of course you don't like the name. Jsonvalidatereturn can also define a name yourself, but only if the name in the background is consistent with the name here. Copy Code code as follows: The asynchronous call succeeded, the data is fro

Now that you can easily validate user input, you can also choose whether to validate on the server or on the client side, and you don't have to think about it so much that programmers can focus on the design of the main program.Asp. NET public six kinds of validation controls, respectively, as follows:Name of the control function describingRequiredFieldValidator (must field

ASP. NET MVC ModelValidation(three)PrefaceIn the previous article, where the default model validation is verified in the MVC framework, and the internal execution of the Defaultmodelbinder type, you can see that the default model validation is performed in the specific method, and the topic of this article is to simula

I. Introduction In the previous article, we analyzed in detail ,. net Framework 2.0 provides a new namespace (system. net. mail) and some new email sending classes (Note :. net Framework 1. the namespace system provided in Version X. web. mail and related classes can still be used for backward compatibility ). In add

I. Introduction In the previous article, we analyzed in detail ,. net Framework 2.0 provides a new namespace (system. net. mail) and some new email sending classes (Note :. net Framework 1. the namespace system provided in Version X. web. mail and related classes can still be used for backward compatibility ). In add

See:Verification example: http://www.position-relative.net/creation/formValidator/Official Address: http://www.position-absolute.com/articles/jquery-form-validator-because-form-validation-is-a-mess/This plug-in supports most browsers. However, due to the use of css3 shadow and rounded corner styles, corner and shadow effects cannot be seen in IE (IE 9 supports rounded corner effects ).The main content of this article is: Implement AJAX verification in

See: Verification example: http://www.position-relative.net/creation/formValidator/ Official Address: http://www.position-absolute.com/articles/jquery-form-validator-because-form-validation-is-a-mess/ This plug-in supports most browsers. However, due to the use of css3 shadow and rounded corner styles, corner and shadow effects cannot be seen in IE (IE 9 supports rounded corner effects ). The main content of this article is: Implement AJAX verificat

greater than or equal to the set number of times, the user account is locked during the set lock time awaitUsermanager.setlockoutenabledasync (user. Gdbtrue);//confirm that the user account is locked and is enabled if(User = =NULL) { returnsigninstatus.failure; } if(awaitusermanager.islockedoutasync (user. Id)) {returnsigninstatus.lockedout; } if(awaitusermanager.checkpasswordasync

Detailed explanation of Asp. Net MVC4 using id to update form content, asp. netmvc4 The user requirement is that after a form is created, most of the fields cannot be edited. Only some of the fields can be edited. The uneditable mode is implemented by setting the disabled attribute on the input box. In this case, an er

validationcontext) { person person= Validationcontext.objectinstance asPerson ; if(Person = =NULL) { yield Break; } if(string. IsNullOrEmpty (person. Name)) {yield return NewValidationresult ("What's your surname? "); } if(person. Age -) { yield return NewValidationresult ("It's too young! "); } }}To run the program:IDataErrorInfoThe implementation of the IDataErrorInfo interface can also be used for data

dynamic "surgery", refer to the 5th above. Jsonvalidatereturn? Yes, the key is in this place, the official version of PHP is an example of a little difference in the JSON data passed, causing Json[0 to get no data. So in this case Json.jsonvalidatereturn[index] gets the data to be normal. Of course you don't like the name. Jsonvalidatereturn can also define a name yourself, but only if the name in the background is consistent with the name here. Copy Code code as follows: The asy

Enable the unobtrusive JavaScript feature in ASP. The client-side validation JS code (combined with jquery.validate) can be automatically generated at run time by the server end based on the validation rules set in model. This solves the problem of the form validation one time code, two authentication (client + server

See: Verification example: http://www.position-relative.net/creation/formValidator/ Official Address: http://www.position-absolute.com/articles/jquery-form-validator-because-form-validation-is-a-mess/ This plug-in supports most browsers. However, due to the use of css3 shadow and rounded corner styles, corner and shadow effects cannot be seen in IE (IE 9 supports rounded corner effects ). The main content of this article is: Implement AJAX verificat

This article provides examples to illustrate the many possibilities of sending emails in ASP. NET, covering the e-mail format, priority, attachment and email encoding. ASP. NET is assigned a new email sending object named smtpmai

Translated from: http://www.cnblogs.com/yeagen/archive/2012/09/24/2700836.htmlThe model in ASP. MVC3 is self-validating, which is passed. The NET4 System.ComponentModel.DataAnnotations namespace is completed. All we have to do is add the corresponding validation tag (Attributes) to each property of the model class and let the MVC3 framework do the validation for

ASP. NET MVC ModelValidation(a)PrefaceThe first part of the model binding is described in general, from the beginning of this chapter into the Model validation section, this is actually a series of model binding is often accompanied by validation. will also explain in the later space the MVC framework Model