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I just wrote this<br />
&nbsp; If (String.IsNullOrEmpty(CBNo<wbr />te.Selecte<wbr />dItem)) And (String.IsNullOrEmpty(CBSc<wbr />aleType.Se<wbr />lectedItem<wbr />)) Then<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Call GetCBData(&quot;usp_GetChords&quot;)<wbr /><br />
&nbsp; &nbsp; &nbsp; &nbsp; End If<br />
<br />
not sure if its correct way
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I just wrote this
  If (String.IsNullOrEmpty(CBNote.SelectedItem)) And (String.IsNullOrEmpty(CBScaleType.SelectedItem)) Then
            Call GetCBData("usp_GetChords")
        End If

not sure if its correct way

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apart from the blinding obvious that i need an else and need to move the call to the correct part
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apart from the blinding obvious that i need an else and need to move the call to the correct part

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I did try and ceremoniously failed. thx again
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I did try and ceremoniously failed. thx again

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i have 3 combo boxes on a form &nbsp;in vb.net. the 3rd combo needs the selection from both of the previous. How do i check that both cb1 and 2 have items selected?<br />
there is no order of selection the user can change 1 or 2 in either order as long as i can make cb3 respond
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i have 3 combo boxes on a form  in vb.net. the 3rd combo needs the selection from both of the previous. How do i check that both cb1 and 2 have items selected?
there is no order of selection the user can change 1 or 2 in either order as long as i can make cb3 respond

check if combo box has selection vb.net

Visual Basic .NET (VB.NET) is an object-oriented programming language implemented on the .NET framework, but also supported on other platforms such as Mono and Silverlight. Microsoft launched VB.NET as the successor to the Visual Basic language. Though it is similar in syntax to  Visual Basic pre-2002, it is not the same technology,