How to get value of selected radio button?

Question

I want to get the selected value from a group of radio buttons.

Here\'s my HTML:

Answer 1

You can get the value by using the checked property.

var rates = document.getElementsByName('rate');
var rate_value;
for(var i = 0; i < rates.length; i++){
    if(rates[i].checked){
        rate_value = rates[i].value;
    }
}