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A textbox communicates that its contents have changed via the Text Changed event.
validating textbox control in C#The above code checks whether numeric data is entered in the Credit textbox controls.
Now you will see the browser posting back to the server, but the result will be the same - the validator still works!
Right now, the button does nothing, besides posting back if the page is valid.
For example, I have inputted '2000', '3746.5', '890' and '567.34'.
After I leave each textbox where I typed in those values, they become '2,000.00', '3,746.50', '890.00', and '567.34'. I have no problem with this, but I do have a problem when it comes to viewing of records.
The above code checks whether numeric data is entered in the Credit text box control.
I have created a currency textbox formatting with the _Validating event. The Lost Focus() event occurs when the input focus leaves the control.The Private void txt Cr_Lost Focus()event occurs when the input focus leaves the debit text box control.I know that maybe this is because of the _Validating event (the event 'validates' the text in the textbox first) but what I want is for the addition to fire up instantly on record-viewing. By the way, here are the codes that I used: 'this is the validating event Private Sub txt Amount2_Validating(By Val sender As System. Cancel = True because what if I accidentally 'tab-focused' on a textbox but didn't want to input anything? Cancel = True End If End If End Sub 'and this is what I call the 'addition' event Private Sub txt Amount2_Text Changed(By Val sender As System.