!23313 23010挑单3.2release

Merge pull request !23313 from 田雨/rel0829

zh-cn/application-dev/reference/apis/js-apis-router.md

@@ -47,8 +47,7 @@ pushUrl(options: RouterOptions): Promise<void>
 **示例：**
 
 ```ts
-try {
-  router.pushUrl({
+router.pushUrl({
   url: 'pages/routerpage2',
   params: {
     data1: 'message',
@@ -56,10 +55,13 @@ try {
       data3: [123, 456, 789]
     }
   }
+})
+  .then(() => {
+    // success
   })
-} catch (err) {
+  .catch(err => {
     console.error(`pushUrl failed, code is ${err.code}, message is ${err.message}`);
-}
+  })
 ```
 
 ## router.pushUrl<sup>9+</sup>
@@ -140,8 +142,7 @@ pushUrl(options: RouterOptions, mode: RouterMode): Promise&lt;void&gt;
 **示例：**
 
 ```ts
-try {
-  router.pushUrl({
+router.pushUrl({
   url: 'pages/routerpage2',
   params: {
     data1: 'message',
@@ -149,10 +150,13 @@ try {
       data3: [123, 456, 789]
     }
   }
-  }, router.RouterMode.Standard)
-} catch (err) {
+}, router.RouterMode.Standard)
+  .then(() => {
+    // success
+  })
+  .catch(err => {
     console.error(`pushUrl failed, code is ${err.code}, message is ${err.message}`);
-}
+  })
 ```
 
 ## router.pushUrl<sup>9+</sup>
@@ -233,16 +237,18 @@ replaceUrl(options: RouterOptions): Promise&lt;void&gt;
 **示例：**
 
 ```ts
-try {
-  router.replaceUrl({
+router.replaceUrl({
   url: 'pages/detail',
   params: {
     data1: 'message'
   }
+})
+  .then(() => {
+    // success
   })
-} catch (err) {
+  .catch(err => {
     console.error(`replaceUrl failed, code is ${err.code}, message is ${err.message}`);
-}
+  })
 ```
 
 ## router.replaceUrl<sup>9+</sup>
@@ -320,16 +326,18 @@ replaceUrl(options: RouterOptions, mode: RouterMode): Promise&lt;void&gt;
 **示例：**
 
 ```ts
-try {
-  router.replaceUrl({
+router.replaceUrl({
   url: 'pages/detail',
   params: {
     data1: 'message'
   }
-  }, router.RouterMode.Standard)
-} catch (err) {
+}, router.RouterMode.Standard)
+  .then(() => {
+    // success
+  })
+  .catch(err => {
     console.error(`replaceUrl failed, code is ${err.code}, message is ${err.message}`);
-}
+  })
 ```
 
 ## router.replaceUrl<sup>9+</sup>
@@ -489,13 +497,15 @@ showAlertBeforeBackPage(options: EnableAlertOptions): void
 **示例：**
 
   ```js    
-try {
-  router.showAlertBeforeBackPage({            
+router.showAlertBeforeBackPage({
   message: 'Message Info'
-  });
-} catch(error) {
+})
+  .then(() => {
+    // success
+  })
+  .catch(err => {
     console.error(`showAlertBeforeBackPage failed, code is ${error.code}, message is ${error.message}`);
-}
+  })
   ```
 ## EnableAlertOptions