lder="分享名称不能为空" class="layui-input">
                        </div>
                    </div>
                    <div class="layui-form-item">
                        <label class="layui-form-label">有效期</label>
                        <div class="layui-input-block">
                            <input type="radio" name="expire_at" value="1" title="1天" checked>
                            <input type="radio" name="expire_at" value="7" title="7天">
                            <input 