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if statements

I have created and if statement to check and see if the the text boxes and combo boxes are null. it throws the error if they are null. when i click ok, the goal is to make it go back to the form to fill out what was missing. in my case, it does not, it just continues to my next form with no data. When you click ok on the message box, how do you make it not continue with the code and just default back to the original form to enter the information that is missing?

Expand|Select|Wrap|Line Numbers
  1. If (svcCombobox.Text.Equals("")) Then
  2.             MessageBox.Show("Select a service method")
  3.         ElseIf (destZipTextbox.Text.Equals("")) Then
  4.             MessageBox.Show("Enter a destination zip code")
  5.         ElseIf (originZipTxtbox.Text.Equals("")) Then
  6.             MessageBox.Show("Enter an origin zip code")
  7.         ElseIf (oCCCombobox.Text.Equals("")) Then
  8.             MessageBox.Show("Select an origin country code")
  9.         ElseIf (DCCcOMBOBOX.Text.Equals("")) Then
  10.             MessageBox.Show("Select a destination country code")
  11.  
  12.         End If
Sep 10 '15 #1
1 1109
Do you need to add
Expand|Select|Wrap|Line Numbers
  1. Exit Sub
after each of the
Expand|Select|Wrap|Line Numbers
  1. MessageBox
lines?
Sep 13 '15 #2

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