leela-krishna-kumar/dependent-dropdown

Laravel Selectpicker with Dependent Dropdown Functionality.

dependent-dropdown

Main Code Dependencies :

//ajax code

<script> $(document).ready(function () { $('.dynamic').change(function () { if ($(this).val() != '') { var select = $(this).attr("id"); var value = $(this).val(); var dependent = $(this).data('dependent'); var _token = $('input[name="_token"]').val(); $.ajax({ url: "{{ route('dynamicdependent.fetch') }}", method: "POST", data: { select: select, value: value, _token: _token, dependent: dependent }, success: function (result) { $('#' + dependent).html(result); $('#' + dependent).selectpicker('refresh'); } }) } }); $('#country').change(function () { $('#cities').val(''); }); }); </script>

//controller code
public function cc_dynamic(Request $request)
{

    $select = $request->get('select');
    $value = $request->get('value');
    $dependent = $request->get('dependent');

    $data = Countrycity::where($select, $value)->orderBy('cities', 'asc')->get();

    $output = '<option value="">Select from ' . ucwords($dependent) . '</option>';

    /* Schema
     {
        "country" : ABC,
        "cities": ['123', '456']
        } */


    foreach ($data as $row) {
        foreach ($row['cities'] as $cities) {
            $output .= '<option value="' . $cities . '">' . $cities . '</option>';
        }
    }

    echo $output;
}
    

Happy Coding!