<form id="form1" method="post" enctype="multipart/form-data" asp-controller="HardDisks" asp-action="ImportExcel">

                                <div class="fileupload btn btn-purple waves-effect waves-light">

                                    <span><i class="ion-upload m-r-5"></i>Choose File...</span>

                                    <input class="upload" type="file" id="files" name="files" multiple />

                                </div>

                                <button class="btn btn-default waves-effect m-b-5" type="button" onclick="funSubmit()" style="margin-top:5px;">Submit</button>

                                <i class="md md-get-app" style="cursor:pointer" onclick="downdloadTemplate()"></i>

                            </form>

function funSubmit() {

            $("#form1").ajaxSubmit({

                success: function (data) {

                    alert(data);

                }

            });

        }