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I have two Drop Down Lists. One Drop Down List is for Countries and Other is for States. Country Drop Down List has following values: India USA England Canada If I select India From this list, The states of India should appear in the states drop down list. Please tell me which event of Country Drop Down List should I choose?

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1 Answers

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Based on your previous questions, it looks like you are asking specifically for c#. If this is the case and if you are referring to the WinForms ComboBox, then try out the comboBox.SelectedIndexChanged event.