diff --git a/examples/hello-uniapp/pages/template/mpvue-picker/mpvue-picker.vue b/examples/hello-uniapp/pages/template/mpvue-picker/mpvue-picker.vue
index 05fe360478240dad25c3a63fdae883e116b6b763..2f10336c23153d42165ba1132efb95176c2971d8 100644
--- a/examples/hello-uniapp/pages/template/mpvue-picker/mpvue-picker.vue
+++ b/examples/hello-uniapp/pages/template/mpvue-picker/mpvue-picker.vue
@@ -1,90 +1,125 @@
 <template>
-    <view class="mvpue-picker">
-        <view class="page-hd">
-            <view class="page-title">mvpue-picker 使用示例</view>
-            <view class="page__desc">选中的值:</view>
-            <view class="picker-text">{{pickerText}}</view>
-        </view>
-        <view class="page-bd">
-            <button type="default" @click="showMulLinkageTwoPicker">二级联动示例</button>
-            <button type="default" @click="showMulLinkageThreePicker">三级联动示例</button>
-        </view>
-        <mpvue-picker :themeColor="themeColor" ref="mpvuePicker" mode="multiLinkageSelector" :deepLength="2" :pickerValueDefault="pickerValueDefault"
-            @onConfirm="onConfirm" @onCancel="onCancel" :pickerValueArray="pickerValueArray"></mpvue-picker>
-        <mpvue-city-picker :themeColor="themeColor" ref="mpvueCityPicker" :pickerValueDefault="cityPickerValueDefault" @onCancel="onCancel"
-            @onConfirm="onConfirm"></mpvue-city-picker>
-    </view>
+	<view class="mvpue-picker">
+		<view class="page-hd">
+			<view class="page-title">mvpue-picker 使用示例</view>
+			<view class="page__desc">选中的值:</view>
+			<view class="picker-text">{{pickerText}}</view>
+		</view>
+		<view class="page-bd">
+			<button type="default" @click="showSinglePicker">单列选择</button>
+			<button type="default" @click="showMulLinkageTwoPicker">二级联动</button>
+			<button type="default" @click="showMulLinkageThreePicker">三级城市联动</button>
+		</view>
+		<mpvue-picker :themeColor="themeColor" ref="mpvuePicker" :mode="mode" :deepLength="deepLength" :pickerValueDefault="pickerValueDefault"
+		 @onConfirm="onConfirm" @onCancel="onCancel" :pickerValueArray="pickerValueArray"></mpvue-picker>
+		<mpvue-city-picker :themeColor="themeColor" ref="mpvueCityPicker" :pickerValueDefault="cityPickerValueDefault"
+		 @onCancel="onCancel" @onConfirm="onConfirm"></mpvue-city-picker>
+	</view>
 </template>
 
 <script>
-    import mpvuePicker from '../../../components/mpvue-picker/mpvuePicker.vue';
-    import mpvueCityPicker from '../../../components/mpvue-citypicker/mpvueCityPicker.vue'
-    import cityData from '../../../common/city.data.js';
+	// https://github.com/zhetengbiji/mpvue-picker
+	import mpvuePicker from '../../../components/mpvue-picker/mpvuePicker.vue';
+	// https://github.com/zhetengbiji/mpvue-citypicker
+	import mpvueCityPicker from '../../../components/mpvue-citypicker/mpvueCityPicker.vue'
+	import cityData from '../../../common/city.data.js';
 
-    export default {
-        components: {
-            mpvuePicker,
-            mpvueCityPicker
-        },
-        data() {
-            return {
-                pickerValueDefault: [0, 0],
-                pickerValueArray: cityData,
-                cityPickerValueDefault: [0, 0, 1],
-                themeColor: '#007AFF',
-                pickerText: ''
-            };
-        },
-        methods: {
-            onCancel(e) {
-                console.log(e);
-            },
-            // 二级联动选择
-            showMulLinkageTwoPicker() {
-                this.$refs.mpvuePicker.show();
-            },
-            // 三级联动选择
-            showMulLinkageThreePicker() {
-                this.$refs.mpvueCityPicker.show();
-            },
-            onConfirm(e) {
-                this.pickerText = JSON.stringify(e);
-            }
-        },
-        onUnload() {
-            if (this.$refs.mpvuePicker.showPicker) {
-                this.$refs.mpvuePicker.pickerCancel()
-            }
-            if (this.$refs.mpvueCityPicker.showPicker) {
-                this.$refs.mpvueCityPicker.pickerCancel()
-            }
-        }
-    };
+	export default {
+		components: {
+			mpvuePicker,
+			mpvueCityPicker
+		},
+		data() {
+			return {
+				pickerValueDefault: [0, 0],
+				pickerSingleArray: [{
+						label: '中国',
+						value: 1
+					},
+					{
+						label: '俄罗斯',
+						value: 2
+					},
+					{
+						label: '美国',
+						value: 3
+					},
+					{
+						label: '日本',
+						value: 4
+					}
+				],
+				mulLinkageTwoPicker: cityData,
+				cityPickerValueDefault: [0, 0, 1],
+				themeColor: '#007AFF',
+				pickerText: '',
+				mode: '',
+				deepLength: 1,
+				pickerValueDefault: [0]
+			};
+		},
+		methods: {
+			onCancel(e) {
+				console.log(e)
+			},
+			// 单列
+			showSinglePicker() {
+				this.pickerValueArray = this.pickerSingleArray
+				this.mode = 'selector'
+				this.deepLength = 1
+				this.pickerValueDefault = [0]
+				this.$refs.mpvuePicker.show()
+			},
+			// 二级联动选择
+			showMulLinkageTwoPicker() {
+				this.pickerValueArray = this.mulLinkageTwoPicker
+				this.mode = 'multiLinkageSelector'
+				this.deepLength = 2
+				this.pickerValueDefault = [0, 0]
+				this.$refs.mpvuePicker.show()
+			},
+			// 三级联动选择
+			showMulLinkageThreePicker() {
+				this.$refs.mpvueCityPicker.show()
+			},
+			onConfirm(e) {
+				this.pickerText = JSON.stringify(e)
+			}
+		},
+		onUnload() {
+			if (this.$refs.mpvuePicker.showPicker) {
+				this.$refs.mpvuePicker.pickerCancel()
+			}
+			if (this.$refs.mpvueCityPicker.showPicker) {
+				this.$refs.mpvueCityPicker.pickerCancel()
+			}
+		}
+	};
 </script>
 
 <style>
-    .page-hd {
-        padding: 80upx;
-    }
+	.page-hd {
+		padding: 80upx;
+	}
 
-    .page-title {
-        font-size: 40upx;
-        font-weight: 800upx;
-    }
+	.page-title {
+		font-size: 40upx;
+		font-weight: 800upx;
+	}
 
-    .page-bd {
-        padding: 30upx;
-    }
+	.page-bd {
+		padding: 30upx;
+	}
 
-    .page__desc {
-        margin-top: 20upx;
-    }
+	.page__desc {
+		margin-top: 20upx;
+	}
 
-    .picker-text {
-        color: #6D6D6D;
-    }
+	.picker-text {
+		color: #6D6D6D;
+	}
 
-    button {
-        margin-top: 30upx;
-    }
+	button {
+		margin-top: 30upx;
+	}
 </style>