fix: 1. 添加api示例的重置逻辑 2. getsysteminfo示例添加同步获取方式

pages/API/get-app-base-info/get-app-base-info.uvue

@@ -37,6 +37,7 @@
 		methods: {
 			getAppBaseInfo: function () {
 				const res = uni.getAppBaseInfo();
+        this.items = [] as Item[];
         for(const key in res){
           const value = res[key];
           if(value != null){

pages/API/get-device-info/get-device-info.uvue

@@ -56,6 +56,7 @@ export default {
 	methods: {
 		getDeviceInfo: function () {
 			const res = uni.getDeviceInfo();
+      this.items = [] as Item[];
       for(const key in res){
         const value = res[key];
         if(value != null){

pages/API/get-system-info/get-system-info.uvue

@@ -28,8 +28,11 @@
         </view>
         <view class="uni-padding-wrap">
           <view class="uni-btn-v">
-            <button type="primary" @tap="getSystemInfo">
-              获取设备系统信息
+            <button type="primary" @tap="getSystemInfoSync">
+              同步获取设备系统信息
+            </button>
+            <button type="primary" @tap="getSystemInfo" style="margin-top: 20px;">
+              异步获取设备系统信息
             </button>
           </view>
         </view>
@@ -57,6 +60,7 @@ export default {
 		getSystemInfo: function () {
 			uni.getSystemInfo({
 				success: (res) => {
+          this.items = [] as Item[];
           for(const key in res){
             const value = res[key];
             if(value != null){
@@ -70,6 +74,20 @@ export default {
 				},
 			})
 		},
+    getSystemInfoSync: function () {
+      this.items = [] as Item[];
+      const res = uni.getSystemInfoSync()
+    	for(const key in res){
+    	  const value = res[key];
+    	  if(value != null){
+    	    const item = {
+    	    	label: key,
+    	    	value: "" + ((typeof value == "object")? JSON.stringify(value) : value)
+    	    } as Item;
+    	    this.items.push(item);
+    	  }
+    	}
+    },
     //自动化测试例专用
     jest_getSystemInfo():GetSystemInfoResult{
       return uni.getSystemInfoSync();

pages/API/get-window-info/get-window-info.uvue

@@ -37,6 +37,7 @@
 		methods: {
 			getWindowInfo: function () {
 				const res = uni.getWindowInfo();
+        this.items = [] as Item[];
 				for(const key in res){
 				  const value = res[key];
           if(value != null){