How to change other textboxes value based on any text change?

How to change other textboxes value based on any text change?

Hi,

I am new to jquery, I am trying to update all textboxes value based on any textbox changed value and update this value to checked one, here are the code I am trying to get my task.

First I am trying to change div to textboxes, then I capturing changes textbox value and try to update when checkbox is checked, but I am receiving only on  to checked box.
  1. <script type="text/javascript">
        $(document).ready(function () {
            var value1 = "";
            $('div').each(function (index) {
                $(this).replaceWith('<input type="text" id=div' + index + '><input type="checkbox" id=check' + index + '><br/>')
            });
            $('input').change(function () {
                value1 = $(this).val();
                alert(value1);
            });
            if ($('input[type="checkbox"]').is(':checked'))
                alert(value1);
            $(this).prev('input').val(value1);

        });
    </script>

Please check and suggest solution.