Using javascript to get the asp radio button list selected value is not an easy job like other asp.net objects. To get the selected value from asp radio button list you have to iterate through all the radio buttons in that set and then read the value for checked radio button. In this post i will try to give you a complete example on how we can read selected value or selected text from Asp RadioButtonList or from HTML input type="radio". So lets start. At first create a new aspx page. In this page i will add one Asp RadioButtonList & one HTML input type="radio" object. Also add two labels to display the Selected Value & Selected Text as well. Our targeted output should be