//图片原件上传功能

        function gosubmit(file, key) {

            var formData = new FormData($("#inputForm")[0]);

            formData.append('pic', file.files[0]);

            $.ajax({

                url: '***',

                type: 'post',

                contentType: false,

                data: formData,

                processData: false,

                dataType: 'json',

                success: function (data) {

                    $("#licencePicUrl").css('display', 'block');

                    $("#licencePicUrl").attr("src", data.url);

                    $("#licencePic").val(data.url);

                },

                error: function (err) {

                    alert("请检查网络");

                }

            });

        }

        //图片原件上传功能	end

   <a href="javascript:;" class="file">

                        <input type="file" accept="image/jpg,image/jpeg,image/png" name="file" id="chooseImg"

                               onchange="gosubmit(this,'0')">

                        上传图片

                    </a>

<form id="inputForm"  method="post"

           class="form-horizontal" enctype="multipart/form-data">