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Visual Basic Empty Textbox Error


Jan 6, 2010 create a message box that stores my user name, message, and post datetime into the database as messages are sent. DesterateDan Private Sub salesInput_Validating(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles salesInput.Validating [code].... Some products, however, have all of one type of item assigned to them. Just a little massaging of your code should get it working.

If I throw at least a zero in there, it works fine.How would I make a textbox display "0" when someone deletes everything in the text box? I've been on MSDN, and looked through the various threads on here, and they all point to a problem with the dll.The trouble is, that this is not a consistent error. Success Cor Friday, February 04, 2011 8:52 AM 2 Sign in to vote Do you mean something like this: Private Sub TextBox1_Leave(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.Leave Dinesh Kumar Takyar 8,042 views 9:43 How to Create Multiple Application in ONE!

Visual Basic Check If Textbox Is Empty

can't use a car if you haven't got one... If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. WiseOwlTutorials 35,393 views 34:58 Student Login Form Using Visual Basic 6.0 -Quick and easy - Duration: 19:54.

Should the sole user of a *nix system have two accounts? All contents Copyright 1998-2016 by MrExcel Consulting. jnbjabnk 6,931 views 6:13 Visual Basic .NET Tutorial 8 - How to use RadioButtons and CheckBoxes in Visual Basic - Duration: 9:16. Check If Textbox Is Numeric View 2 Replies VS 2010 : Error Message For Empty Listbox?

DataComplete could be as little as: Return NameTextBox.Text.Length > 0 Later it would likely need to see if such a sales person exists etc share|improve this answer edited Sep 18 '13 Check If Textbox Is Not Empty Insults are not welcome. But now I have to enter code where if the user enters a letter instead a number in either input box, that a message pops up and tells them to enter

thanks anyway...

Then your code should work. -tg * I don't respond to private (PM) requests for help. Error Handling And because it's so inconsistent it's proving pretty tricky to narrow down the cause. same with the ErrorProvider. View 6 Replies Force A Textbox To Never Be Empty? Check If Textbox Is Not Empty

Was This Post Helpful? 0 Back to top MultiQuote Quote + Reply #29 PsychoCoder Google.Sucks.Init(true); Reputation: 1658 Posts: 19,853 Joined: 26-July 07 Re: how to check if a textbox has However, my chunk of codes keep giving me the same error. Visual Basic Check If Textbox Is Empty View 5 Replies Error Message On VS 2010 Beta : An Error Occurred Trying To Load The Page - Member Not Found Jan 5, 2010 I am facing another error "An Visual Basic Error Message Box I don't believe I can make the property null.

Optional Password I have read and agree to the Terms of Service and Privacy Policy Please subscribe me to the CodeProject newsletters Submit your solution! weblink such as txt1, txt2, txt3? –Dr.Pepper Feb 28 '12 at 21:10 I mean a sequence of items like an array or a List(Of T). So I decided to use the user id (icn) to identify the message poster instead. this i think is simple but i can't make it happen. Textbox Validation

View 1 Replies Provide An Error Message If The User Does Not Provide A Value In Textbox? Is there an easier way to do this? I've tried re-registering the dll anyway, and faffing about in the registry as per the MSDN recommendation, but no joy. navigate here This is what I have...

Join them; it only takes a minute: Sign up How to create an error message box for an empty text box: VB 2010 Express up vote 2 down vote favorite I Error Message Box it works. and oh, if anybody has some better ideas, can i have it?

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Liebe Grüße Stefan | Cheers Stefan I'm using VB 2008 Express Be a good forum member - mark posts that contain the answers to your questions or those that are helpful View 8 Replies Empty Textbox Field Creating Integer Error May 26, 2011 I'm using visual basic to code a program to help with weights and center of balance on aircrafts, as If this is your first visit, be sure to check out the FAQ by clicking the link above. Visual Basic Message Box Code this calls a function that returns a Boolean value based on whether the TextBox text is empty or not, and displays a message showing which textboxes, if any, are empty.

Manuel 60217 add a comment| up vote 1 down vote Sub for check Empty Textbox in GroupBox u can use this Public Sub CheckEmptyTextbox(Byval groupbox as GroupBox) Dim txt as control View 1 Replies Similar Messages: Message If All Textbox Is Empty In Database - Error Message When Modal Is Empty VS 2010 : Error Message For Empty Listbox? I still don't see how the Text property can be anything other than String. his comment is here I prefer to put information where it can be easily found, otherwise what's the point?

Reply With Quote Quick Navigation Visual Basic .NET Top Site Areas Settings Private Messages Subscriptions Who's Online Search Forums Forums Home Forums Visual Basic Visual Basic .NET CodeBank Visual Basic You can even go the extra mile and add an or condition to check for number-only entries. There is, however, one method that's even better for checking text box input: If String.IsNullorWhitespace(txtBoxName.text) Then 'run this code Else 'run this code instead End If This will return true and Imports System.Data.SqlClient Imports System.Data Partial Class _Default [code].....

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Private Sub btnAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnAdd.Click Dim txt() As TextBox = {txtLastName, txtFirstName, txtMI, txtAddress, txtHomePhone, txtCellularPhone} Dim i As Integer = 0 Dim flag Dec 27, 2011 I'm having an issue with the startup of my build app with vb2010.Let me explain what the situation is at the moment.I have a form and a splashscreen. Sandeep Kaundal 264,617 views 19:54 VB.NET 2013 - User input and error handling - Duration: 18:00. check people.

This may take a second or two, so I need to wait until the form is ready for more input. Worked a treat - thankyou very much –Dr.Pepper Feb 28 '12 at 21:33 hi mate, this worked but it doesnt work for tab pages. How much more than my mortgage should I charge for rent? Originally Posted by .paul.

How do I do this the right way? Don't forget to rate the posts if they helped and mark thread as resolved when they are. .Net Regex Syntax (Scripting) | .Net Regex Language Element | .Net Regex Class | Is there anyway to check them all at once to see if they are empty instead of writing out a massive line of code to check each one individually such as or add an ErrorProvider from your toolbox if this helps, rate me My CodeBank submissions...