yewmeng

hi all i have some problem to check the value in a textbox im using this syntax if not char.isletter(textbox1.text) then messagebox.show end if lets said the user input 123 then the messagebox will showing but if the user input aaa11 the messagebox will not showing pls help me thx in advance

hi all, how to check a textbox value is character? to check a textbox value is number using IsNumeric right? how about character? please help me thanks in advance

try this dim listBoxItem as string ' item in listbox for each listBoxItem in listbox1.items messagebox.show(listBoxItem) next

hi all, i have some problem to remove an item in a listbox when i select the item and press the remove button can anyone show me the code pls help me, thx in advance

hi all in my windows form textbox1.text + button + dataset + report viewver sql server 2k + table i know how 2 binding the crystal report oreadi, but how about let say the user input an id in the textbox , when press the button the other attribute which is belong to the id will show in the report please help me, thx in advance

hi all, i found this article from internet and i followed the steps to generate report in vb .net but not thing to show at the crystal report viewer. can u all check for me is there any losing step thx in advance walkthroughcrystalreport.zip

hi all let say i have a decimal value 12.314 i just want to show 12.31 so how to convert it please help me thx in advance

it working nice thx ya have a nice day

hi all, i got some problem to get the value in a listbox dim i as integer for i = 0 to listbox1.items.count -1 messagebox.show(value in the listbox) next how code the value in the listbox pls help me thx in advance

hi all, i m using vb .net n sql server 2k to develop a windows application i hav some problem to generate a crystal report this are my step to do it, please check for me if that have any wrong 1. File -----> Add new item -----> choose dataset 2. server explorer -----> drag the table to the dataset 3. File -----> Add new item -----> choose crystal report 4.Crystal Report Gallery display n i choosed blank report 5. right click the database at the right and choose add/remove 6. dialog database expert show n i expand the project data folder and ado .net dataset then i click at the icon server but i cant see any thing and the message display there no items found even i try data connection but still the same pls help me thx in advance

hi again how about to obtain part of the string in the textbox when the textbox lenght = 3 lets say,input 123 to textbox1.text then how to obtain the value 3. pls help me, thx in advance!

yeah both of the code also working good.... thx kas and heiko may god bless both of u ....

it working good thx so much 1 more question how to check the value in listbox exist or not i have try this code in a button dim i as integer for i = 0 to listbox1.lenght - 1 if listbox1.text = "abc" then messagebox.show("aaaa") end if next but no messagebox pop up but in my listbox has the value abc

yeah is working good how about this Private Sub txtQuantityIn_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles txtQuantityIn.KeyPress Dim keyAscii As Int16 keyAscii = Asc(e.KeyChar) If keyAscii = 46 Then MessageBox.Show("ajsdjha") txtQuantityIn.Text = "" End If End Sub i want to clear the textbox but cant. so how to clear it

yeah is working but still have some problem coz the .net version i have is recognise , as decimal point instead of . so i want to clear the . and replace , when user key in . i have try the code u posted at here but how to clear the .