How to get the selected value from RadioButtonList

Question

I have a RadioButtonList on my page that is populated via Data Binding   lt asp RadioButtonList ID  rb  runat  server  gt   lt  asp RadioButtonList gt   lt asp Button Text  Submit  OnClick  submit  runat  server    gt    How do I get the value of the radio button that the user selected in my  submit  method

User · Answer

string radioListValue   RadioButtonList Text

User · Answer

Using your radio button s ID  try rb SelectedValue

User · Answer

Technically speaking the answer is correct  but there is a potential problem remaining  string test   rb SelectedValue is an object and while this implicit cast works  It may not work correction if you were sending it to another method  and granted this may depend on the version of framework  I am unsure  it may not recognize the value     string test   rb SelectedValue     May work fine SomeMethod rb SelectedValue     where SomeMethod is expecting a string may not   Sadly the rb SelectedValue ToString     can save a few unexpected issues

User · Answer

The ASPX code will look something like this      lt asp RadioButtonList ID  rblist1  runat  server  gt        lt asp ListItem Text   Item1  Value  1    gt       lt asp ListItem Text   Item2  Value  2    gt       lt asp ListItem Text   Item3  Value  3    gt       lt asp ListItem Text   Item4  Value  4    gt        lt  asp RadioButtonList gt        lt asp Button ID  btn1  runat  server  OnClick  Button1 Click  Text  select value    gt    And the code behind    protected void Button1 Click object sender  EventArgs e                        string selectedValue   rblist1 SelectedValue              Response Write selectedValue

User · Answer

radiobuttonlist selected  lt value gt   to process with your code

User · Answer

radiobuttonlist selected  lt value gt   to process with your code

User · Answer

Using your radio button s ID  try rb SelectedValue

User · Answer

The ASPX code will look something like this      lt asp RadioButtonList ID  rblist1  runat  server  gt        lt asp ListItem Text   Item1  Value  1    gt       lt asp ListItem Text   Item2  Value  2    gt       lt asp ListItem Text   Item3  Value  3    gt       lt asp ListItem Text   Item4  Value  4    gt        lt  asp RadioButtonList gt        lt asp Button ID  btn1  runat  server  OnClick  Button1 Click  Text  select value    gt    And the code behind    protected void Button1 Click object sender  EventArgs e                        string selectedValue   rblist1 SelectedValue              Response Write selectedValue

User · Answer

string radioListValue   RadioButtonList Text

User · Answer

The ASPX code will look something like this      lt asp RadioButtonList ID  rblist1  runat  server  gt        lt asp ListItem Text   Item1  Value  1    gt       lt asp ListItem Text   Item2  Value  2    gt       lt asp ListItem Text   Item3  Value  3    gt       lt asp ListItem Text   Item4  Value  4    gt        lt  asp RadioButtonList gt        lt asp Button ID  btn1  runat  server  OnClick  Button1 Click  Text  select value    gt    And the code behind    protected void Button1 Click object sender  EventArgs e                        string selectedValue   rblist1 SelectedValue              Response Write selectedValue

User · Answer

Using your radio button s ID  try rb SelectedValue

User · Answer

The ASPX code will look something like this      lt asp RadioButtonList ID  rblist1  runat  server  gt        lt asp ListItem Text   Item1  Value  1    gt       lt asp ListItem Text   Item2  Value  2    gt       lt asp ListItem Text   Item3  Value  3    gt       lt asp ListItem Text   Item4  Value  4    gt        lt  asp RadioButtonList gt        lt asp Button ID  btn1  runat  server  OnClick  Button1 Click  Text  select value    gt    And the code behind    protected void Button1 Click object sender  EventArgs e                        string selectedValue   rblist1 SelectedValue              Response Write selectedValue

User · Answer

Technically speaking the answer is correct  but there is a potential problem remaining  string test   rb SelectedValue is an object and while this implicit cast works  It may not work correction if you were sending it to another method  and granted this may depend on the version of framework  I am unsure  it may not recognize the value     string test   rb SelectedValue     May work fine SomeMethod rb SelectedValue     where SomeMethod is expecting a string may not   Sadly the rb SelectedValue ToString     can save a few unexpected issues

User · Answer

Using your radio button s ID  try rb SelectedValue

[c#] How to get the selected value from RadioButtonList?

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