For example, the Text Boxes may be intended to take only numeric data and not Text strings. Private Sub Text Box1_Change() Only Numbers End Sub Private Sub Text Box2_Change() Only Numbers End Sub Private Sub Text Box3_Change() Only Numbers End Sub Private Sub Only Numbers() If Type Name(Me.
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One of the questions I get asked again and again is how to validate a field value in an Acro Form with a custom validation script.
Adobe provided a lot of infrastructure to do that with just a simple script.
text box properties bold ones: lines : String Array --- location and size , tab index:14 --name -- anchor-- autocomplete custom : collection(inside collection nothing ) autocompletemode suggest autocomplete source : recentlyusedlisti get this error : Error 1 ' System.
Let’s take a look at how to do that with a text field that is only supposed to have a value of either ‘AAAA’ or ‘BBBB’ (yes, I know that this does not make much sense in a real PDF form).
So, if the user enters ‘01234’ we should see an error message that would instruct the user about what type of data is valid for this field.
In other words, each time the user hit a key to be entered in a textbox, the program will check the key pressed and make sure it is a number Calculating Services Provided and Discount - Visual Basic . NETScreen Shot - Capture Screen Tutorial and source code in Visual Basic . NETDisplay Access Table Records in Data Grid View - Visual Basic .
NETSystem Tray - Notification Area - Visual Basic . NETDisplaying Data in a Chart / Graph - Visual Basic . NETAllow Numbers only in a Text Box - Visual Basic .