请教下面VB 代码的意思 Private Sub Command1_Click() If Combo1.Text "" And Combo2.Text "" And C

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请教下面VB代码的意思PrivateSubCommand1_Click()IfCombo1.Text""AndCombo2.Text""AndC请教下面VB代码的意思PrivateSubCommand

请教下面VB 代码的意思 Private Sub Command1_Click() If Combo1.Text "" And Combo2.Text "" And C
请教下面VB 代码的意思 Private Sub Command1_Click() If Combo1.Text "" And Combo2.Text "" And C

请教下面VB 代码的意思 Private Sub Command1_Click() If Combo1.Text "" And Combo2.Text "" And C
组合框1的值不为空并且组合框2的值不为空并且 C