Web Forms :: How To Validate An Email Id On A Textbox Leave Event
Jun 4, 2010How can I validate an email id on a textbox leave event
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View 2 RepliesDisplay Related Data From Database When Leave The Textbox?
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Web Forms :: Validate Email Address In For Of URL
Oct 5, 2010I'm developing a website in ASP.NET & C# that will be on the www I have a contact form like most internet websites have and one of those textboxes is an email address. I wish to validate the email address so that the person enters a valid email in the form of [URL] What is the best way to do this?
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Feb 22, 2010I have a multiline textbox which accepts email id's as the input.ow I want to validate this textbox using javascript so that correct email ids are entered. - If the dont enter any email, error "Email Required" - They may enter single or multiple email id's - Multiple email id's must be separated by a comma. - User may enter one email per line.javascript function for the above. I wrote some function but was not successfull in writing a one for multiple email id's
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Apr 8, 2010how can I check if the email adress is valid before send ?
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Web Forms :: Regex For Validate Email Containing Ampersand
Nov 19, 2010I have this simple regex string to validate emails. It worked fine until someone came along with an email address that contained an ampersand:
^(['_a-zA-Z0-9-]+)(.['_a-zA-Z0-9-]+)*@([a-zA-Z0-9-]+)(.[a-zA-Z0-9-]+)*(.[a-zA-Z]{2,5})$
how I can alter this to accept the & symbol? I have tried countless ways with no success.
Web Forms :: Validate Email Address In Real Time?
Jul 17, 2010I found one link or web services [URL] which enable me to search whether email id exist in real world or not...Did some testing and it works. Is it possible to make similar web services and use it in my application? because i am not sure till what date this web services will work.
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Jun 21, 2010able to validate any email address based on the domain. For example, the system says anybody with a microsoft.com email address can create an account. Here is my code so far, it doesn't appear to work.
If Not Regex.IsMatch(tbEmailAddress.Text.Trim, "^([0-9a-zA-Z]([-.w]*[0-9a-zA-Z])*@" + mySetting.EmailDomain)
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Jan 25, 2011I have a page.Design is
[Code]....
I have 4 xml files.
And my code is[Code]....
[Code]....
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When i enter tagid,if existing tag name will come.otherwise in tagname custom will display.simillarlly When i enter tagname if exists tadid will come,otherwise in tagid custom will display.My problem is when i click on submitt button in both tagid,tagname custom will save in database.
Web Forms :: How To Validate A TextBox
Dec 7, 2010I've 2 textBoxes
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I can't submit the form without entering txtDesc if txtQuantity is positive/decimal number & No need to enter anything in txtDesc if the txtQuantity is 0/null/empty/space/spaces/blank How?
C# - Email Validate ( Not Only Regex)?
Jan 9, 2011I want to validate complete Email address. I am not asking to match using pericular string. but suppose someone enter email id a@bnm.com then first the bnm should be validated and if such domain found then also it should check for such a@bnm.com is available or invalid.???
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Oct 19, 2010I have tried everything and can't seem to wrap my head around it...I am trying to use the RegularExpressionValidator to validate that a asp:textbox has an '' in the value that the user types in, and it can't be the first or last character.
View 4 RepliesVS 2010 / Validate Email Address?
Nov 8, 2011I have a form where a user is going to enter an email address. What is the best way to validate what they enter? Whether it's okay to throw an exception to validate input versus using a regex?
[URL] ....
Specifically: Don't bother with your own validation. .NET 4.0 has significantly improved validation via the MailAddress class. Just use MailAddress address = new MailAddress(input) and if it throws, it's not valid ...
And the counter argument: it is generally bad practice to catch an exception as a way of validating data ...
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May 7, 2010give code to validate textbox if the textbox not contains the value except "mm-dd-yyyy" fromate it shoud display error message.
View 2 RepliesWeb Forms :: Validate Textbox After Checkbox Has Been Checked?
Mar 7, 2010I have the following problem...
I'm developing an an asp.net 2 application in c#. This site is being built with accessibility in mind, and as such I need a to build a registration from that validates using server side scripts and
not use client side validation.I need to validate a textbox (whether any text has been entered), if a check box has been checked.
Bear in mind that I can't use any clientside code such as javascript postback that is wired into the <asp:CheckBox /> control.
