diff --git a/components/date-picker/RangePicker.jsx b/components/date-picker/RangePicker.jsx
index f9665d00f..3af35c668 100644
--- a/components/date-picker/RangePicker.jsx
+++ b/components/date-picker/RangePicker.jsx
@@ -5,6 +5,7 @@ import classNames from 'classnames';
 import shallowequal from 'shallowequal';
 import Icon from '../icon';
 import Tag from '../tag';
+import { ConfigConsumerProps } from '../config-provider';
 import interopDefault from '../_util/interopDefault';
 import { RangePickerProps } from './interface';
 import {
@@ -73,11 +74,12 @@ export default {
     event: 'change',
   },
   props: initDefaultProps(RangePickerProps(), {
-    prefixCls: 'ant-calendar',
-    tagPrefixCls: 'ant-tag',
     allowClear: true,
     showToday: false,
   }),
+  inject: {
+    configProvider: { default: () => ({}) },
+  },
   data() {
     const value = this.value || this.defaultValue || [];
     const [start, end] = value;
@@ -109,13 +111,24 @@ export default {
         };
       }
       this.setState(state);
+      this.prevState = {...this.$data, ...state};
     },
     open(val) {
-      this.setState({
-        sOpen: val,
-      });
+      const state = { sOpen: val};
+      this.setState(state);
+      this.prevState = {...this.$data, ...state};
     },
   },
+  mounted() {
+    this.prevState = {...this.$data};
+  },
+  updated() {
+    this.$nextTick(() => {
+      if(!hasProp(this, 'open') && this.prevState.sOpen && !this.sOpen) {
+        this.focus();
+      }
+    });
+  },
   methods: {
     clearSelection(e) {
       e.preventDefault();
@@ -148,10 +161,6 @@ export default {
         this.clearHoverValue();
       }
       this.$emit('openChange', open);
-
-      if (!open) {
-        this.focus();
-      }
     },
 
     handleShowDateChange(showDate) {
@@ -212,7 +221,8 @@ export default {
     },
 
     renderFooter(...args) {
-      const { prefixCls, ranges, $scopedSlots, $slots, tagPrefixCls } = this;
+      const { ranges, $scopedSlots, $slots } = this;
+      const { _prefixCls: prefixCls, _tagPrefixCls: tagPrefixCls } = this;
       const renderExtraFooter =
         this.renderExtraFooter || $scopedSlots.renderExtraFooter || $slots.renderExtraFooter;
       if (!ranges && !renderExtraFooter) {
@@ -268,7 +278,8 @@ export default {
       panelChange = noop,
     } = $listeners;
     const {
-      prefixCls,
+      prefixCls: customizePrefixCls,
+      tagPrefixCls: customizeTagPrefixCls,
       popupStyle,
       disabledDate,
       disabledTime,
@@ -279,6 +290,12 @@ export default {
       localeCode,
       format,
     } = props;
+    const getPrefixCls = this.configProvider.getPrefixCls || ConfigConsumerProps.getPrefixCls;
+    const prefixCls = getPrefixCls('calendar', customizePrefixCls);
+    const tagPrefixCls = getPrefixCls('tag', customizeTagPrefixCls);
+    this._prefixCls = prefixCls;
+    this._tagPrefixCls = tagPrefixCls;
+
     const dateRender = props.dateRender || $scopedSlots.dateRender;
     fixLocale(value, localeCode);
     fixLocale(showDate, localeCode);
diff --git a/components/date-picker/WeekPicker.jsx b/components/date-picker/WeekPicker.jsx
index 912efbd9a..72180b550 100644
--- a/components/date-picker/WeekPicker.jsx
+++ b/components/date-picker/WeekPicker.jsx
@@ -2,6 +2,7 @@ import * as moment from 'moment';
 import Calendar from '../vc-calendar';
 import VcDatePicker from '../vc-calendar/src/Picker';
 import Icon from '../icon';
+import { ConfigConsumerProps } from '../config-provider';
 import {
   hasProp,
   getOptionProps,
@@ -36,6 +37,9 @@ export default {
     format: 'gggg-wo',
     allowClear: true,
   }),
+  inject: {
+    configProvider: { default: () => ({}) },
+  },
   data() {
     const value = this.value || this.defaultValue;
     if (value && !interopDefault(moment).isMoment(value)) {
@@ -50,17 +54,32 @@ export default {
   },
   watch: {
     value(val) {
-      this.setState({ _value: val });
+      const state = { _value: val };
+      this.setState(state);
+      this.prevState = {...this.$data, ...state};
     },
     open(val) {
-      this.setState({ _open: val });
+      const state = { _open: val };
+      this.setState(state);
+      this.prevState = {...this.$data, ...state};
     },
   },
-
+  mounted() {
+    this.prevState = {...this.$data};
+  },
+  updated() {
+    this.$nextTick(() => {
+      if(!hasProp(this, 'open') && this.prevState._open && !this._open) {
+        this.focus();
+      }
+    });
+  },
   methods: {
     weekDateRender(current) {
       const selectedValue = this.$data._value;
-      const { prefixCls } = this;
+      const { _prefixCls: prefixCls, $scopedSlots  } = this;
+      const dateRender = this.dateRender || $scopedSlots.dateRender;
+      const dateNode = dateRender ? dateRender(current) : current.date();
       if (
         selectedValue &&
         current.year() === selectedValue.year() &&
@@ -68,11 +87,11 @@ export default {
       ) {
         return (
           <div class={`${prefixCls}-selected-day`}>
-            <div class={`${prefixCls}-date`}>{current.date()}</div>
+            <div class={`${prefixCls}-date`}>{dateNode}</div>
           </div>
         );
       }
-      return <div class={`${prefixCls}-date`}>{current.date()}</div>;
+      return <div class={`${prefixCls}-date`}>{dateNode}</div>;
     },
     handleChange(value) {
       if (!hasProp(this, 'value')) {
@@ -85,17 +104,19 @@ export default {
         this.setState({ _open: open });
       }
       this.$emit('openChange', open);
-
-      if (!open) {
-        this.focus();
-      }
     },
     clearSelection(e) {
       e.preventDefault();
       e.stopPropagation();
       this.handleChange(null);
     },
-
+    renderFooter(...args) {
+      const {_prefixCls: prefixCls, $scopedSlots} = this;
+      const renderExtraFooter = this.renderExtraFooter || $scopedSlots.renderExtraFooter;
+      return renderExtraFooter ? (
+        <div class={`${prefixCls}-footer-extra`}>{renderExtraFooter(...args)}</div>
+      ) : null;
+    },
     focus() {
       this.$refs.input.focus();
     },
@@ -110,7 +131,7 @@ export default {
     let suffixIcon = getComponentFromProp(this, 'suffixIcon');
     suffixIcon = Array.isArray(suffixIcon) ? suffixIcon[0] : suffixIcon;
     const {
-      prefixCls,
+      prefixCls: customizePrefixCls,
       disabled,
       pickerClass,
       popupStyle,
@@ -124,6 +145,11 @@ export default {
       $listeners,
       $scopedSlots,
     } = this;
+
+    const getPrefixCls = this.configProvider.getPrefixCls || ConfigConsumerProps.getPrefixCls;
+    const prefixCls = getPrefixCls('calendar', customizePrefixCls);
+    this._prefixCls = prefixCls;
+
     const { _value: pickerValue, _open: open } = $data;
     const { focus = noop, blur = noop } = $listeners;
 
@@ -143,6 +169,7 @@ export default {
         showDateInput={false}
         showToday={false}
         disabledDate={disabledDate}
+        renderFooter={this.renderFooter}
       />
     );
     const clearIcon =
diff --git a/components/date-picker/createPicker.js b/components/date-picker/createPicker.js
index 14915e828..4338524da 100644
--- a/components/date-picker/createPicker.js
+++ b/components/date-picker/createPicker.js
@@ -4,6 +4,7 @@ import MonthCalendar from '../vc-calendar/src/MonthCalendar';
 import VcDatePicker from '../vc-calendar/src/Picker';
 import classNames from 'classnames';
 import Icon from '../icon';
+import { ConfigConsumerProps } from '../config-provider';
 import interopDefault from '../_util/interopDefault';
 import BaseMixin from '../_util/BaseMixin';
 import {
@@ -23,15 +24,7 @@ import { cloneElement } from '../_util/vnode';
 function noop() {}
 export default function createPicker(TheCalendar, props) {
   return {
-    // static defaultProps = {
-    //   prefixCls: 'ant-calendar',
-    //   allowClear: true,
-    //   showToday: true,
-    // };
-
-    // private input: any;
     props: initDefaultProps(props, {
-      prefixCls: 'ant-calendar',
       allowClear: true,
       showToday: true,
     }),
@@ -40,6 +33,9 @@ export default function createPicker(TheCalendar, props) {
       prop: 'value',
       event: 'change',
     },
+    inject: {
+      configProvider: { default: () => ({}) },
+    },
     data() {
       const value = this.value || this.defaultValue;
       if (value && !interopDefault(moment).isMoment(value)) {
@@ -62,6 +58,7 @@ export default function createPicker(TheCalendar, props) {
           state.showDate = props.value;
         }
         this.setState(state);
+        this.prevState = {...this.$data, ...state};
       },
       value(val) {
         const state = {};
@@ -70,11 +67,23 @@ export default function createPicker(TheCalendar, props) {
           state.showDate = val;
         }
         this.setState(state);
+        this.prevState = {...this.$data, ...state};
       },
     },
+    mounted() {
+      this.prevState = {...this.$data};
+    },
+    updated() {
+      this.$nextTick(() => {
+        if(!hasProp(this, 'open') && this.prevState._open && !this._open) {
+          this.focus();
+        }
+      });
+    },
     methods: {
       renderFooter(...args) {
-        const { prefixCls, $scopedSlots, $slots } = this;
+        const { $scopedSlots, $slots } = this;
+        const { _prefixCls: prefixCls } = this;
         const renderExtraFooter =
           this.renderExtraFooter || $scopedSlots.renderExtraFooter || $slots.renderExtraFooter;
         return renderExtraFooter ? (
@@ -111,9 +120,6 @@ export default function createPicker(TheCalendar, props) {
           this.setState({ _open: open });
         }
         this.$emit('openChange', open);
-        if (!open) {
-          this.focus();
-        }
       },
       focus() {
         this.$refs.input.focus();
@@ -137,7 +143,12 @@ export default function createPicker(TheCalendar, props) {
       suffixIcon = Array.isArray(suffixIcon) ? suffixIcon[0] : suffixIcon;
       const { panelChange = noop, focus = noop, blur = noop, ok = noop } = $listeners;
       const props = getOptionProps(this);
-      const { prefixCls, locale, localeCode } = props;
+
+      const { prefixCls: customizePrefixCls, locale, localeCode } = props;
+      const getPrefixCls = this.configProvider.getPrefixCls || ConfigConsumerProps.getPrefixCls;
+      const prefixCls = getPrefixCls('calendar', customizePrefixCls);
+      this._prefixCls = prefixCls;
+
       const dateRender = props.dateRender || $scopedSlots.dateRender;
       const monthCellContentRender =
         props.monthCellContentRender || $scopedSlots.monthCellContentRender;
diff --git a/components/date-picker/demo/mode.md b/components/date-picker/demo/mode.md
index 23016b38e..48ccb3773 100644
--- a/components/date-picker/demo/mode.md
+++ b/components/date-picker/demo/mode.md
@@ -25,6 +25,7 @@ Determing which panel to show with `mode` and `onPanelChange`.
       :value="value"
       :mode="mode2"
       @panelChange="handlePanelChange2"
+      @change="handleChange"
     />
   </div>
 </template>
@@ -43,7 +44,9 @@ export default {
         this.mode1 = 'time'
       }
     },
-
+    handleChange(value){
+      this.value = value
+    },
     handlePanelChange1(value, mode) {
       this.mode1 = mode
     },
diff --git a/components/date-picker/demo/time.md b/components/date-picker/demo/time.md
index 95ba85529..71eee2fc6 100644
--- a/components/date-picker/demo/time.md
+++ b/components/date-picker/demo/time.md
@@ -14,7 +14,6 @@ This property provide an additional time selection. When `showTime` is an Object
   <div>
     <a-date-picker
       showTime
-      format="YYYY-MM-DD HH:mm:ss"
       placeholder="Select Time"
       @change="onChange"
       @ok="onOk"
diff --git a/components/date-picker/index.en-US.md b/components/date-picker/index.en-US.md
index e2db21e3d..d351e5c7a 100644
--- a/components/date-picker/index.en-US.md
+++ b/components/date-picker/index.en-US.md
@@ -32,6 +32,7 @@ The following APIs are shared by DatePicker, MonthPicker, RangePicker, WeekPicke
 | disabledDate | specify the date that cannot be selected | (currentDate: moment) => boolean | - |
 | getCalendarContainer | to set the container of the floating layer, while the default is to create a `div` element in `body` | function(trigger) | - |
 | locale | localization configuration | object | [default](https://github.com/vueComponent/ant-design-vue/blob/master/components/date-picker/locale/example.json) |
+| mode | picker panel mode | `time|date|month|year` | 'date' |
 | open | open state of picker | boolean | - |
 | placeholder | placeholder of date input | string\|RangePicker\[] | - |
 | popupStyle | to customize the style of the popup calendar | object | {} |
@@ -61,7 +62,7 @@ The following APIs are shared by DatePicker, MonthPicker, RangePicker, WeekPicke
 | defaultPickerValue | to set default picker date | [moment](http://momentjs.com/) | - |
 | disabledTime | to specify the time that cannot be selected | function(date) | - |
 | format | to set the date format, refer to [moment.js](http://momentjs.com/) | string | "YYYY-MM-DD" |
-| renderExtraFooter | render extra footer in panel by setting a scoped slot | slot="renderExtraFooter" | - |
+| renderExtraFooter | render extra footer in panel by setting a scoped slot | slot="renderExtraFooter" slot-scope="mode" | - |
 | showTime | to provide an additional time selection | object\|boolean | [TimePicker Options](/components/time-picker/#API) |
 | showTime.defaultValue | to set default time of selected date | [moment](http://momentjs.com/) | moment() |
 | showToday | whether to show "Today" button | boolean | true |
@@ -82,7 +83,7 @@ The following APIs are shared by DatePicker, MonthPicker, RangePicker, WeekPicke
 | defaultPickerValue | to set default picker date | [moment](http://momentjs.com/) | - |
 | format | to set the date format. When an array is provided, all values are used for parsing and first value for display. refer to [moment.js](http://momentjs.com/) | string \| string[] | "YYYY-MM" |
 | monthCellContentRender | Custom month cell content render method by setting a scoped slot | slot="monthCellContentRender" slot-scope="date, locale" | - |
-| renderExtraFooter | render extra footer in panel by setting a scoped slot | slot="renderExtraFooter" | - |
+| renderExtraFooter | render extra footer in panel by setting a scoped slot | slot="renderExtraFooter" slot-scope="mode" | - |
 | value(v-model) | to set date | [moment](http://momentjs.com/) | - |
 
 ### MonthPicker Events
@@ -98,6 +99,7 @@ The following APIs are shared by DatePicker, MonthPicker, RangePicker, WeekPicke
 | defaultPickerValue | to set default picker date | [moment](http://momentjs.com/) | - |
 | format | to set the date format, refer to [moment.js](http://momentjs.com/) | string | "YYYY-wo" |
 | value(v-model) | to set date | [moment](http://momentjs.com/) | - |
+| renderExtraFooter | render extra footer in panel by setting a scoped slot | slot="renderExtraFooter" slot-scope="mode" | - |
 
 ### WeekPicker Events
 | Events Name | Description | Arguments |
@@ -113,7 +115,7 @@ The following APIs are shared by DatePicker, MonthPicker, RangePicker, WeekPicke
 | disabledTime | to specify the time that cannot be selected | function(dates: \[moment, moment\], partial: `'start'|'end'`) | - |
 | format | to set the date format | string | "YYYY-MM-DD HH:mm:ss" |
 | ranges | preseted ranges for quick selection | { \[range: string]: [moment](http://momentjs.com/)\[] } \| { \[range: string]: () => [moment](http://momentjs.com/)\[] } | - |
-| renderExtraFooter | render extra footer in panel by setting a scoped slot| slot="renderExtraFooter" | - |
+| renderExtraFooter | render extra footer in panel by setting a scoped slot| slot="renderExtraFooter" slot-scope="mode" | - |
 | showTime | to provide an additional time selection | object\|boolean | [TimePicker Options](/components/time-picker/#API) |
 | showTime.defaultValue | to set default time of selected date, [demo](https://ant.design/components/date-picker/#components-date-picker-demo-disabled-date) | [moment](http://momentjs.com/)\[] | \[moment(), moment()] |
 | value(v-model) | to set date | \[[moment](http://momentjs.com/), [moment](http://momentjs.com/)] | - |
diff --git a/components/date-picker/index.js b/components/date-picker/index.js
index 297449089..3e4b1de59 100755
--- a/components/date-picker/index.js
+++ b/components/date-picker/index.js
@@ -9,18 +9,19 @@ import { DatePickerProps, MonthPickerProps, WeekPickerProps, RangePickerProps }
 const DatePicker = wrapPicker(
   { ...createPicker(VcCalendar, DatePickerProps()), name: 'ADatePicker' },
   DatePickerProps(),
+  'date'
 );
 
 const MonthPicker = wrapPicker(
   { ...createPicker(MonthCalendar, MonthPickerProps()), name: 'AMonthPicker' },
   MonthPickerProps(),
-  'YYYY-MM',
+  'month',
 );
 
 Object.assign(DatePicker, {
-  RangePicker: wrapPicker(RangePicker, RangePickerProps()),
+  RangePicker: wrapPicker(RangePicker, RangePickerProps(), 'date'),
   MonthPicker,
-  WeekPicker: wrapPicker(WeekPicker, WeekPickerProps(), 'gggg-wo'),
+  WeekPicker: wrapPicker(WeekPicker, WeekPickerProps(), 'week'),
 });
 
 /* istanbul ignore next */
diff --git a/components/date-picker/index.zh-CN.md b/components/date-picker/index.zh-CN.md
index ea2bbcaa1..487f09c6b 100644
--- a/components/date-picker/index.zh-CN.md
+++ b/components/date-picker/index.zh-CN.md
@@ -61,7 +61,8 @@ moment.locale('zh-cn');
 | defaultPickerValue | 默认面板日期 | [moment](http://momentjs.com/) | 无 |
 | disabledTime | 不可选择的时间 | function(date) | 无 |
 | format | 设置日期格式，为数组时支持多格式匹配，展示以第一个为准。配置参考 [moment.js](http://momentjs.com/) | string \| string[] | "YYYY-MM-DD" |
-| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" | - |
+| mode | 日期面板的状态 | `time|date|month|year` | 'date' |
+| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" slot-scope="mode" | - |
 | showTime | 增加时间选择功能 | Object\|boolean | [TimePicker Options](/components/time-picker-cn/#API) |
 | showTime.defaultValue | 设置用户选择日期时默认的时分秒 | [moment](http://momentjs.com/) | moment() |
 | showToday | 是否展示“今天”按钮 | boolean | true |
@@ -82,7 +83,7 @@ moment.locale('zh-cn');
 | defaultPickerValue | 默认面板日期 | [moment](http://momentjs.com/) | 无 |
 | format | 展示的日期格式，配置参考 [moment.js](http://momentjs.com/) | string | "YYYY-MM" |
 | monthCellContentRender | 自定义的月份内容渲染方法 | slot="monthCellContentRender" slot-scope="date, locale" | - |
-| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" | - |
+| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" slot-scope="mode" | - |
 | value(v-model) | 日期 | [moment](http://momentjs.com/) | 无 |
 
 ### MonthPicker事件
@@ -99,6 +100,7 @@ moment.locale('zh-cn');
 | defaultPickerValue | 默认面板日期 | [moment](http://momentjs.com/) | 无 |
 | format | 展示的日期格式，配置参考 [moment.js](http://momentjs.com/) | string | "YYYY-wo" |
 | value(v-model) | 日期 | [moment](http://momentjs.com/) | - |
+| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" slot-scope="mode" | - |
 
 ### WeekPicker事件
 
@@ -115,7 +117,7 @@ moment.locale('zh-cn');
 | disabledTime | 不可选择的时间 | function(dates: \[moment, moment\], partial: `'start'|'end'`) | 无 |
 | format | 展示的日期格式 | string | "YYYY-MM-DD HH:mm:ss" |
 | ranges       | 预设时间范围快捷选择 | { \[range: string]: [moment](http://momentjs.com/)\[] } \| { \[range: string]: () => [moment](http://momentjs.com/)\[] } | 无 |
-| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" | - |
+| renderExtraFooter | 在面板中添加额外的页脚 | slot="renderExtraFooter" slot-scope="mode" | - |
 | showTime | 增加时间选择功能 | Object\|boolean | [TimePicker Options](/components/time-picker-cn/#API) |
 | showTime.defaultValue | 设置用户选择日期时默认的时分秒 | [moment](http://momentjs.com/)\[] | \[moment(), moment()] |
 | value(v-model) | 日期 | [moment](http://momentjs.com/)\[] | 无 |
diff --git a/components/date-picker/interface.js b/components/date-picker/interface.js
index 8b64cf74d..0b53f25f3 100644
--- a/components/date-picker/interface.js
+++ b/components/date-picker/interface.js
@@ -53,6 +53,7 @@ export const DatePickerProps = () => ({
   // onOpenChange?: (status: bool) => void;
   // onOk?: (selectedTime: moment.Moment) => void;
   placeholder: PropTypes.string,
+  mode: PropTypes.oneOf(['time', 'date', 'month', 'year']),
 });
 
 export const MonthPickerProps = () => ({
diff --git a/components/date-picker/locale/example.json b/components/date-picker/locale/example.json
index 4c260f922..b7b0aa3a7 100644
--- a/components/date-picker/locale/example.json
+++ b/components/date-picker/locale/example.json
@@ -31,9 +31,5 @@
   },
   "timePickerLocale": {
     "placeholder": "Select time"
-  },
-  "dateFormat": "YYYY-MM-DD",
-  "dateTimeFormat": "YYYY-MM-DD HH:mm:ss",
-  "weekFormat": "YYYY-wo",
-  "monthFormat": "YYYY-MM"
+  }
 }
diff --git a/components/date-picker/wrapPicker.js b/components/date-picker/wrapPicker.js
index dd47d7e69..c1d2d3bc4 100644
--- a/components/date-picker/wrapPicker.js
+++ b/components/date-picker/wrapPicker.js
@@ -4,6 +4,21 @@ import LocaleReceiver from '../locale-provider/LocaleReceiver';
 import { generateShowHourMinuteSecond } from '../time-picker';
 import enUS from './locale/en_US';
 import { getOptionProps, initDefaultProps } from '../_util/props-util';
+import { ConfigConsumerProps } from '../config-provider';
+
+const DEFAULT_FORMAT = {
+  date: 'YYYY-MM-DD',
+  dateTime: 'YYYY-MM-DD HH:mm:ss',
+  week: 'gggg-wo',
+  month: 'YYYY-MM',
+};
+
+const LOCALE_FORMAT_MAPPING = {
+  date: 'dateFormat',
+  dateTime: 'dateTimeFormat',
+  week: 'weekFormat',
+  month: 'monthFormat',
+};
 
 function getColumns({ showHour, showMinute, showSecond, use12Hours }) {
   let column = 0;
@@ -22,22 +37,21 @@ function getColumns({ showHour, showMinute, showSecond, use12Hours }) {
   return column;
 }
 
-export default function wrapPicker(Picker, props, defaultFormat) {
+export default function wrapPicker(Picker, props, pickerType) {
   return {
     name: Picker.name,
     props: initDefaultProps(props, {
-      format: defaultFormat || 'YYYY-MM-DD',
       transitionName: 'slide-up',
       popupStyle: {},
       locale: {},
-      prefixCls: 'ant-calendar',
-      inputPrefixCls: 'ant-input',
     }),
     model: {
       prop: 'value',
       event: 'change',
     },
-
+    inject: {
+      configProvider: { default: () => ({}) },
+    },
     mounted() {
       const { autoFocus, disabled } = this;
       if (autoFocus && !disabled) {
@@ -89,7 +103,24 @@ export default function wrapPicker(Picker, props, defaultFormat) {
 
       renderPicker(locale, localeCode) {
         const props = getOptionProps(this);
-        const { prefixCls, inputPrefixCls, size, showTime, disabled } = props;
+        const {
+          prefixCls: customizePrefixCls,
+          inputPrefixCls: customizeInputPrefixCls,
+          size,
+          showTime,
+          disabled,
+          format,
+        } = props;
+        const mergedPickerType = showTime ? `${pickerType}Time` : pickerType;
+        const mergedFormat =
+        format ||
+        locale[LOCALE_FORMAT_MAPPING[mergedPickerType]] ||
+        DEFAULT_FORMAT[mergedPickerType];
+
+        const getPrefixCls = this.configProvider.getPrefixCls || ConfigConsumerProps.getPrefixCls;
+        const prefixCls = getPrefixCls('calendar', customizePrefixCls);
+        const inputPrefixCls = getPrefixCls('input', customizeInputPrefixCls);
+
         const pickerClass = classNames(`${prefixCls}-picker`, {
           [`${prefixCls}-picker-${size}`]: !!size,
         });
@@ -121,6 +152,7 @@ export default function wrapPicker(Picker, props, defaultFormat) {
         const pickerProps = {
           props: {
             ...props,
+            format: mergedFormat,
             pickerClass,
             pickerInputClass,
             locale,
diff --git a/components/modal/demo/confirm-router.md b/components/modal/demo/confirm-router.md
index 1ffb0faa4..4ca07c19f 100644
--- a/components/modal/demo/confirm-router.md
+++ b/components/modal/demo/confirm-router.md
@@ -23,7 +23,7 @@ export default {
       for (let i = 0; i < 3; i += 1) {
         setTimeout(() => {
           this.$confirm({
-            content: (  // JSX support
+            content: (
               <Button onClick={this.destroyAll}>
                 Click to destroy all
               </Button>