diff --git a/examples/hello-uniapp/components/number-box.vue b/examples/hello-uniapp/components/number-box.vue
index 8b21c10dea34b7363ff2b5133451dee8f506e7a1..790af5cbd875dd0404418e3b2f07a1ea4fc681e7 100644
--- a/examples/hello-uniapp/components/number-box.vue
+++ b/examples/hello-uniapp/components/number-box.vue
@@ -1,8 +1,8 @@
 <template>
 	<view class="uni-numbox">
-		<view class="uni-numbox-minus" :class="{'uni-numbox-disabled': disableSubtract}" @click="_subtract">-</view>
-		<input class="uni-numbox-value" type="number" :disabled="disabled" v-model="value" @blur="_handleBlur">
-		<view class="uni-numbox-plus" :class="{'uni-numbox-disabled': disableAdd}" @click="_add">+</view>
+		<view class="uni-numbox-minus" :class="{'uni-numbox-disabled': disableSubtract}" @click="_calcValue('subtract')">-</view>
+		<input class="uni-numbox-value" type="number" :disabled="disabled" :value="inputValue" @blur="_onBlur">
+		<view class="uni-numbox-plus" :class="{'uni-numbox-disabled': disableAdd}" @click="_calcValue('add')">+</view>
 	</view>
 </template>
 <script>
@@ -30,6 +30,11 @@
 				default: false
 			}
 		},
+		data() {
+			return {
+				inputValue: this.value
+			}
+		},
 		computed: {
 			disableSubtract() {
 				return this.value <= this.min
@@ -38,23 +43,18 @@
 				return this.value >= this.max
 			}
 		},
-		onUnload() {
-			// 目前为解决页面重新进入组件不更新的问题，这里主动重置下数据。
-			this.value = 0;
-			this.step = 1;
-			this.max = Infinity;
-			this.min = -Infinity;
+		watch: {
+			value(val) {
+				this.inputValue = val;
+			},
+			inputValue(val) {
+				this.$emit('change', val);
+			}
 		},
 		methods: {
-			_subtract(evt) {
-				this._calcValue('subtract');
-			},
-			_add(evt) {
-				this._calcValue('add');
-			},
 			_calcValue(type) {
 				const scale = this._getDecimalScale();
-				let value = this.value * scale;
+				let value = this.inputValue * scale;
 				let step = this.step * scale;
 
 				if (type === 'subtract') {
@@ -65,8 +65,7 @@
 				if (value < this.min || value > this.max) {
 					return
 				}
-				console.log('value:' + value);
-				this.value = value / scale;
+				this.inputValue = value / scale;
 			},
 			_getDecimalScale() {
 				let scale = 1;
@@ -76,10 +75,10 @@
 				}
 				return scale;
 			},
-			_handleBlur(evt) {
-				let value = evt.detail.value;
+			_onBlur(event) {
+				let value = event.detail.value;
 				if (!value) {
-					this.value = 0;
+					this.inputValue = 0;
 					return
 				}
 				value = +value;
@@ -88,12 +87,7 @@
 				} else if (value < this.min) {
 					value = this.min
 				}
-				this.value = value
-			}
-		},
-		watch: {
-			value(val) {
-				this.$emit('update', val);
+				this.inputValue = value
 			}
 		}
 	}
diff --git a/examples/hello-uniapp/components/segmented-control.vue b/examples/hello-uniapp/components/segmented-control.vue
index 067e14177716535d2ae85475dbbd786846da03f0..6a4b55b25f16a58611a7a180854db03096624ddf 100644
--- a/examples/hello-uniapp/components/segmented-control.vue
+++ b/examples/hello-uniapp/components/segmented-control.vue
@@ -1,7 +1,7 @@
 <template>
 	<view class="segmented-control" :class="styleType" :style="wrapStyle">
-		<view v-for="(item, index) in values" class="segmented-control-item" :class="styleType" :key="index" :style="index === current ? activeStyle : itemStyle"
-		    @click="onClick(index)">
+		<view v-for="(item, index) in values" class="segmented-control-item" :class="styleType" :key="index" :style="index === currentIndex ? activeStyle : itemStyle"
+		 @click="onClick(index)">
 			{{item}}
 		</view>
 	</view>
@@ -30,6 +30,18 @@
 				default: 'button'
 			}
 		},
+		data() {
+			return {
+				currentIndex: this.current
+			}
+		},
+		watch: {
+			current(val) {
+				if (val !== this.currentIndex) {
+					this.currentIndex = val;
+				}
+			}
+		},
 		computed: {
 			wrapStyle() {
 				let styleString = '';
@@ -70,8 +82,8 @@
 		},
 		methods: {
 			onClick(index) {
-				if (this.current !== index) {
-					this.current = index;
+				if (this.currentIndex !== index) {
+					this.currentIndex = index;
 					this.$emit('clickItem', index);
 				}
 			}
@@ -98,7 +110,7 @@
 
 	.segmented-control.text {
 		border: 0;
-        border-radius: 0upx;
+		border-radius: 0upx;
 	}
 
 
@@ -120,4 +132,4 @@
 	.segmented-control-item:first-child {
 		border-left-width: 0;
 	}
-</style>
+</style>
diff --git a/examples/hello-uniapp/components/uni-icon.vue b/examples/hello-uniapp/components/uni-icon.vue
index 4f78454f654ed7ae68876717fb46ee5f853d243d..ca0b9b61885a807db58af26bb5417dcb4598d5d5 100644
--- a/examples/hello-uniapp/components/uni-icon.vue
+++ b/examples/hello-uniapp/components/uni-icon.vue
@@ -16,7 +16,7 @@
             /**
              * 图标大小
              */
-            size: Number
+            size: [Number, String]
         },
         computed: {
             fontSize() {
diff --git a/examples/hello-uniapp/pages/component/button/button.vue b/examples/hello-uniapp/pages/component/button/button.vue
index bf48e73d3b8c52f26909edcdcf77bd8741dbbd58..5f0a430debb38121af8d9cf495019aeda32969eb 100644
--- a/examples/hello-uniapp/pages/component/button/button.vue
+++ b/examples/hello-uniapp/pages/component/button/button.vue
@@ -26,8 +26,8 @@
 				</view>
 				<!-- #ifdef MP-WEIXIN -->
 				<button open-type="launchApp" app-parameter="uni-app" binderror="launchAppError">打开APP</button>
-				<button open-type="feedback">意见反馈</button>
 				<!-- #endif -->
+				<button open-type="feedback">意见反馈</button>
 			</view>
 		</view>
 	</view>
@@ -57,4 +57,4 @@
 	.mini-btn {
 		margin-right: 10upx;
 	}
-</style>
+</style>
diff --git a/examples/hello-uniapp/pages/template/number-box/number-box.vue b/examples/hello-uniapp/pages/template/number-box/number-box.vue
index 88042bc124e7b052c0491db207e49a7674ec7989..3b979302c365eb2ff72a72be1ac7b5623c8cff05 100644
--- a/examples/hello-uniapp/pages/template/number-box/number-box.vue
+++ b/examples/hello-uniapp/pages/template/number-box/number-box.vue
@@ -16,7 +16,7 @@
 		<view class="item">
 			<text class="item-title">获取输入框的值</text>
 			<view class="inline-item">
-				<number-box v-on:update="numberUpdate"></number-box>
+				<number-box v-on:change="onNumberChange"></number-box>
 				<text class="item-label-right">当前的值为：{{numberValue}}</text>
 			</view>
 		</view>
@@ -60,7 +60,7 @@
 			numberBox
 		},
 		methods: {
-			numberUpdate(value) {
+			onNumberChange(value) {
 				this.numberValue = value;
 			}
 		}
diff --git a/examples/hello-uniapp/platforms/app-plus/feedback/feedback.vue b/examples/hello-uniapp/platforms/app-plus/feedback/feedback.vue
index e4dc97a32860464a0774976bcb4eb2fedc49652f..0219f6ac18708cd0562195bdb021c3820a9ee6d1 100644
--- a/examples/hello-uniapp/platforms/app-plus/feedback/feedback.vue
+++ b/examples/hello-uniapp/platforms/app-plus/feedback/feedback.vue
@@ -111,7 +111,7 @@
                 console.log(JSON.stringify(this.sendDate));
                 let imgs = this.imageList.map((value,index) => {
                     return {
-                        name: name: "images" + index,
+                        name: "images" + index,
                         uri: value
                     }
                 })