radio checked get value

by slawe

HTML

<label for="gender">Gender: </label>
<input type="radio" name="genderS" value="1"> Male
<input type="radio" name="genderS" value="0" > Female<br><br>
<a href="" onclick="return send_data();">Search</a>

JavaScript

function find_selected_radio(field) {
    var element = document.getElementsByName(field);
    
    for (i=0; i < element.length; i++) {
        if (element[i].checked===true) {  
            return element[i].value;
        }
    }
}

function send_data() {
    var radio =  find_selected_radio("genderS");
    
    if (radio != undefined) {
        alert(radio);
    }
    else {
        alert('nije cekirano');
    }
    
    return false;
}