diff --git a/document/components/docs/en-US/picker.md b/document/components/docs/en-US/picker.md
index 0e8a0c19a4bc684a6ffa2bde93db55f92b218ec3..f47d041c72bca472f9f7d39ce2eb215ddd09f0cc 100644
--- a/document/components/docs/en-US/picker.md
+++ b/document/components/docs/en-US/picker.md
@@ -62,7 +62,7 @@ __Notice:__ Cause this component used create-api, so you should read [create-api
     { text: '金箍棒', value: '金箍棒' }]
   export default {
     mounted () {
-      this.picker = this.$createPicker({
+      this.mutiPicker = this.$createPicker({
         title: 'Multi-column Picker',
         data: [col1Data, col2Data, col3Data],
         onSelect: (selectedVal, selectedIndex, selectedText) => {
@@ -149,7 +149,7 @@ __Notice:__ Cause this component used create-api, so you should read [create-api
     { text: '核心', value: '核心' }, { text: '爆发', value: '爆发'}, { text: '辅助', value: '辅助' }]
   export default {
     mounted () {
-      this.picker = this.$createPicker({
+      this.setDataPicker = this.$createPicker({
         title: 'Use SetData',
         onSelect: (selectedVal, selectedIndex, selectedText) => {
           this.$createDialog({
@@ -170,8 +170,8 @@ __Notice:__ Cause this component used create-api, so you should read [create-api
     },
     methods: {
       showSetDataPicker () {
-        this.picker.setData([col1Data, col2Data, col3Data], [1, 2, 3])
-        this.picker.show()
+        this.setDataPicker.setData([col1Data, col2Data, col3Data], [1, 2, 3])
+        this.setDataPicker.show()
       }
     }
   }
diff --git a/document/components/docs/zh-CN/picker.md b/document/components/docs/zh-CN/picker.md
index 002bf3f032065c3b10c73ece153cb0d7ea85e5f5..148f1beafaa39f17db5f131cc528eab454bdbecc 100644
--- a/document/components/docs/zh-CN/picker.md
+++ b/document/components/docs/zh-CN/picker.md
@@ -62,7 +62,7 @@ __注：__ 由于此组件基于 create-api 实现，所以在使用之前，请
     { text: '金箍棒', value: '金箍棒' }]
   export default {
     mounted () {
-      this.picker = this.$createPicker({
+      this.mutiPicker = this.$createPicker({
         title: 'Multi-column Picker',
         data: [col1Data, col2Data, col3Data],
         onSelect: (selectedVal, selectedIndex, selectedText) => {
@@ -147,7 +147,7 @@ __注：__ 由于此组件基于 create-api 实现，所以在使用之前，请
     { text: '核心', value: '核心' }, { text: '爆发', value: '爆发'}, { text: '辅助', value: '辅助' }]
   export default {
     mounted () {
-      this.picker = this.$createPicker({
+      this.setDataPicker = this.$createPicker({
         title: 'Use SetData',
         onSelect: (selectedVal, selectedIndex, selectedText) => {
           this.$createDialog({
@@ -168,8 +168,8 @@ __注：__ 由于此组件基于 create-api 实现，所以在使用之前，请
     },
     methods: {
       showSetDataPicker () {
-        this.picker.setData([col1Data, col2Data, col3Data], [1, 2, 3])
-        this.picker.show()
+        this.setDataPicker.setData([col1Data, col2Data, col3Data], [1, 2, 3])
+        this.setDataPicker.show()
       }
     }
   }