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Validation

validation

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by Edwyn Amador
Handles and validates input typing and pressed keys in TextBox, RichTextBox and ComboBox, displaying custom balloon tips messages
by Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ)
In this blog, we will explore a trick to validate whether any CheckBox inside one CheckBoxList is checked or not.
by vladimir husnullin
Web development using JSON is simple
by Chris Copeland
A managed library for automated dependency injection, contract validation, and custom aspect-oriented decorator implementations

Latest Articles

by Han Bo Sun
Several ways of form field validation using Angular framework
by siliconvideo
This StringBox control implements keystroke validation using regular expressions and a touch of glue logic
by Chris Copeland
A managed library for automated dependency injection, contract validation, and custom aspect-oriented decorator implementations
by siliconvideo
A NumberBox class for number entry, display, range limits and keystroke validation including binary

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Validation 

15 Apr 2013 by Rahul Rajat Singh
In this article we will try to see how we can use DataAnnotations to perform validations of Model classes in an ASP.NET MVC application.
19 Jun 2012 by A. Ganzer
Validation of input made as easy as possible for Windows.Forms, WPF, console-applications or any other purposes
22 Jun 2012 by Rahul Rajat Singh
This article describes some reusable JavaScript functions that can be used to create the input fields which accept some specific type of data. It also provides functions to validate the data.
15 Feb 2016 by Oğuzhan Soykan
Automated monkey or specific validations for WCF or REST services with Fluentvalidation and CastleWindsor
29 Aug 2017 by Valerii Tereshchenko
Asynchronous validation for MVVM(WPF)
14 Apr 2013 by Nestor Marsollier
A point of view about business validations on enterprise applications
3 Oct 2011 by Ben Hanson
The definitive approach to filtering input text. Includes configurable error display.
11 Oct 2013 by ASP.NET Community
The CompareValidator control compares the value of one control to another, or to an explicit value in the control's ValueToCompare property.
11 May 2011 by Super Lloyd
A much simpler composite application library.
12 Aug 2014 by Talal Tayyab
Declaration of conditional logic for Data annotation validation attributes
16 Dec 2016 by Dilip Nandakumar
Extending Data Annotations library to support conditional validation in WPF
11 Oct 2013 by ASP.NET Community
 Today I will show you the message bar which I normally used to display the standard place to display the messages like confirmation, errors,
11 Oct 2013 by ASP.NET Community
The CompareValidator control compares the value of one control to another, or to an explicit value in the control's ValueToCompare property.
11 Oct 2013 by ASP.NET Community
The customvalidator control allows writing custom validation for a control. So, if the others validators: RangeValidator, RequiredFieldValidator,
24 Aug 2016 by Gerd Wagner
Avoiding boilerplate code for constraint validation in a JavaScript front-end web app by using the model-based framework mODELcLASSjs
23 Sep 2010 by Ronald Partridge
Enhances your ASP.NET forms with fancy highlighting and combining validation groups
17 Jul 2019 by Edwyn Amador
Handles and validates input typing and pressed keys in TextBox, RichTextBox and ComboBox, displaying custom balloon tips messages
11 Oct 2013 by ASP.NET Community
Garbage in, garbage out. You can avoid data cleanup tasks on the backend by avoiding bad data coming in.  ASP.NET validation controls and third party
25 Jun 2015 by Gerd Wagner
Learn how to develop front-end web apps with responsive (HTML5) constraint validation using plain JavaScript. Do not use any framework/library (like jQuery or Angular), which just create black-box dependencies and overhead, and prevent you from learning how to do it yourself.
27 Oct 2017 by Stefan Vincent Haug
Getting started with jQuery validation and setting up culture specific validation in ASP.NET Core 2.0
19 Apr 2016 by Marla Sukesh
Welcome to day 1 of Learn HTML 5 in 3 days article series
19 Apr 2016 by Marla Sukesh
In this article we will talk about Server Sent Events in detail.
21 Jul 2010 by uncager
Presents methods to handle some of the trickier aspects of MVVM, including error message localization, multi-control validation, validation with multiple instances of a View, and whole-View validation.
9 Jun 2020 by Chris Copeland
A managed library for automated dependency injection, contract validation, and custom aspect-oriented decorator implementations
19 Jan 2016 by Suraj Pant
Create custom validation in ASP.Net MVC application through data annotation and get customized error messages from XML file.
11 Nov 2015 by Jeroen Richters
This article describes a validation framework for MVVM based WPF controls.
7 Apr 2020 by siliconvideo
A NumberBox class for number entry, display, range limits and keystroke validation including binary
25 Jun 2013 by Gazmend Jakupi
30 Jul 2012 by Mike-MadBadger
A tour of various methods for protecting against PHP mail header injection and e-mail validation
11 Oct 2013 by ASP.NET Community
The RegularExpressionValidator control confirms that the entry matches a pattern defined by a regular expression. This type of validation allows you
11 Oct 2013 by ASP.NET Community
The RequiredFieldValidator control is used to ensures that a input field is not skiped inthe entry. The control fails validation if the value it
12 Dec 2010 by outcoldman
An article about Silverlight validation: DataAnnotations and ValidatesOnExceptions, IDataErrorInfo and INotifyDataErrorInfo.
6 Jun 2012 by abhinav_soni
Very simple XML based framework for client and server side validation frameworks in Java.
22 Jul 2020 by siliconvideo
This StringBox control implements keystroke validation using regular expressions and a touch of glue logic
2 Jul 2012 by Henning Dieterichs
This library provides a MSBuild task for compile time validation of units of measurement within C# code.
24 Nov 2015 by vladimir husnullin
Web development using JSON is simple
6 Aug 2010 by Wayne Gaylard
Validating user input in a WPF MVVM Application using the IDataErrorInfo Interface
11 Oct 2013 by ASP.NET Community
This article explains how to make validation on checkboxes and remember the selected checkboxes' values in DataGrid/GridView etc, together. This will
11 Oct 2013 by ASP.NET Community
ASP.NET Validation Controls are powerful server controls that are used for validating user input.  These controls provides both server side and
11 Oct 2013 by ASP.NET Community
It is better to use javascript functions for validating numeric values rather than Validation Controls.We can restrict a textbox to allow only
11 May 2015 by Shivprasad koirala
In this short article, we will discuss how C# DataAnnotation library helps us to do validations.
11 Oct 2013 by ASP.NET Community
A ValidationSummary control is displayed when the IsValid property of the page is false. It "polls" each of the validation controls on the page and
28 Jul 2010 by Christian Kleinheinz
Using the VIES VAT number validation service provided by the European Commission's Taxation and Customs Union Directorate-General.
3 Jan 2023 by Han Bo Sun
Several ways of form field validation using Angular framework