日期选择格式化

@@ -8,6 +8,7 @@
                             v-model="value2"
                             v-model="value2"
                             type="datetimerange"
                             type="datetimerange"
                             :picker-options="pickerOptions"
                             :picker-options="pickerOptions"
+                            value-format="yyyy-MM-dd HH:mm:ss"
                             range-separator="至"
                             range-separator="至"
                             start-placeholder="开始日期"
                             start-placeholder="开始日期"
                             end-placeholder="结束日期"
                             end-placeholder="结束日期"