Select2 demo

by thomas_david88

HTML

<script src="https://rawgit.com/select2/select2/master/dist/js/select2.js"></script>
<link rel="stylesheet" href="https://rawgit.com/select2/select2/master/dist/css/select2.min.css">



<form name="custom_form_names" method="post" enctype="multipart/form-data" _lpchecked="1">

<select id="example" class="tt" multiple="multiple" style="width: 300px">
    <option value="JAN">January</option>
    <option value="FEB">February</option>
    <option value="MAR">March</option>
    <option value="APR">April</option>
    <option value="MAY">May</option>
    <option value="JUN">June</option>
    <option value="JUL">July</option>
    <option value="AUG">August</option>
    <option value="SEP">September</option>
    <option value="OCT">October</option>
    <option value="NOV">November</option>
    <option value="DEC">December</option>
</select>
<button type="submit">save
</button>
</form>

JavaScript

$('#example').select2({
    placeholder: 'Select a month'
});
$(document).ready(function () {

    $('form[name="custom_form_names"]').submit(function () {

 if ($('.tt').val() == null) {
      alert('this feilds is required');
      return false;
    }

});
});