Home JQuery AJAX serialize getting null values
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JQuery AJAX serialize getting null values

user7411 Published in July 16, 2018, 8:34 pm

I can't find it out why this is not working.I have done this before a lot of times but this time this is not event working seriously don't know please help me find it out


<form role="form" id="signupForm">
        <div class="form-group">
            <label for="first_name" class="control-label"><span
                class="glyphicon glyphicon-user"></span> First Name</label> <input
                type="text" class="form-control" name="first_name" id="firstName"
                for="first_name" placeholder="Enter First Name">
        <div class="form-group">
            <label for="last_name" class="control-label"><span
                class="glyphicon glyphicon-user"></span> Last Name</label> <input
                type="text" class="form-control" name="last_name" id="lastName"
                for="last_name" placeholder="Enter Last Name">

        <div class="form-group">
            <label for="username" class="control-label"><span
                class="glyphicon glyphicon-user"></span> Username</label> <input
                type="text" class="form-control" name="user_name" id="username"
                for="user_name" placeholder="Enter Username">
        <div class="form-group">
            <label for="email"><span
                class="glyphicon glyphicon-envelope"></span> Email</label> <input
                type="email" class="form-control" name="email" id="email"
                for="email" placeholder="Enter Email">
        <div class="form-group">
            <label for="mobile_number"><span
                class="glyphicon glyphicon-phone"></span> Mobile Number</label> <input
                type="text" class="form-control" name="mobile_number"
                id="mobile_number" for="mobile_number"
                placeholder="Enter Mobile Number">
        <div class="form-group">
            <label for="password"><span class="glyphicon glyphicon-lock"></span>
                Password</label> <input type="password" class="form-control"
                name="password" id="password" for="password"
                placeholder="Enter Password">
             <li class="help-block red"> *password must be 8 characters long</li>
             <li class="help-block red"> *password must contain an Uppercase letter </li>
             <li class="help-block red"> *password must contain an Lowercase letter </li>
             <li class="help-block red"> *password must contain a special character </li>
             <li class="help-block red"> *password must contain a number            </li>
        <div class="form-group">
            <label for="confirm_password"><span
                class="glyphicon glyphicon-lock"></span> Confirm Password</label> <input
                type="password" class="form-control" name="confirm_password"
                id="confirmPassword" for="confirm_password"
                placeholder="Enter Password again">
        <div class="dropdown form-group">
            <label for="security_question"><span class="secQue"></span>
                Security Questions </label><br> <select name="security_question"
                id="secQue" class="btn btn-default">
                <option value=""> security Question? </option>
                <option value="what is your school name?"> what is your school name? </option>
                <option value="what is your native place  name?"> what is your native place  name? </option>
                <option value="what is your favourite place?"> what is your favourite place? </option>
                <option value="what is your favourite food?"> what is your favourite food? </option>
                <option value="what is your pet name?"> what is your pet name? </option>


        <div class="form-group">
            <label for="answer"><span class="glyphicon glyphicon-pencil"></span>
                Answer</label> <input type="answer" class="form-control" name="answer"
                id="answer" for="answer" placeholder="Enter Answer">
        <div class="form-group">
            <label for="user_city"><span
                class="glyphicon glyphicon-record"></span> City</label> <input type="text"
                class="form-control" name="user_city" id="city" for="city"
                placeholder="Enter city">

        <div class="form-group">
            <button id="createAccount" class="btn btn-info">Submit</button>

<script src="https://code.jquery.com/jquery-3.2.1.min.js"



var bCreateAccount = $('#createAccount');

//Invokes createAccount function

//calls the SignupServlet AJAX request
function createAccount(){

    $("#signupForm").on('submit' , function(e) {

                url : 'SignupServlet',
                contentType: 'application/json; charset=utf-8',
                data : $('#signupForm').serializeArray(),
                success : function(response){
                console.log('Response :' +response);    
                error : function(){
                    console.log('Error :' +error);



private void getParameters(HttpServletRequest request,HttpServletResponse response) {
    firstName = request.getParameter("first_name");
    lastName = request.getParameter("last_name");
    userName = request.getParameter("user_name");
    email = request.getParameter("email");
    mobileNumber = request.getParameter("mobile_number");
    password = request.getParameter("password");
    confirmPassword = request.getParameter("confirm_password");
    securityQuestion = request.getParameter("security_question");
    answer = request.getParameter("answer");
    userCity = request.getParameter("user_city");
protected void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    System.out.println("Inside SignupServlet");
    getParameters(request, response);

    System.out.println("Username : "+userName);


I am not able to find out whats the problem with this code.Guyz please help me to get the solution.It will be really helpful.

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