!2416 2196 处理完成：web 组件翻译

Merge pull request !2416 from ester.zhou/TR-2196

en/application-dev/reference/arkui-js/js-components-basic-web.md

+# web
+The **\<web>** component displays web page content.
+>![](../../public_sys-resources/icon-note.gif) **NOTE**
+>   This component is supported since API version 6. Updates will be marked with a superscript to indicate their earliest API version.
+
+## Constraints
+The **\<web>** component does not follow the transition animation. A page allows only one **\<web>** component.
+
+## Child Components
+Not supported
+
+## Attributes
+
+| Name| Type| Default Value| Mandatory| Description|
+| -------- | -------- | -------- | -------- | -------- |
+| src      | string |   -    |   No    |Address of the web page to be displayed. The domain name of the website must compile with the HTTPS protocol and have received an ICP license.|
+| id  | string | -  | No |  Unique ID of the component. |
+
+
+## Styles
+Universal style settings are not supported.
+
+## Events
+The following events are supported.
+| Name| Parameter| Description|
+| -------- |  -------- | -------- |
+| pagestart      | {url: string} | Triggered when web page loading starts.|
+| pagefinish  | {url: string} |  Triggered when web page loading is completed. |
+| error  | {url: string, errorCode: number, description: string} |  Triggered when an error occurs during web page loading or opening. |
+
+## Methods
+The following methods are supported.
+| Name| Parameter| Description|
+| -------- |  -------- | -------- |
+| reload      | - | Reloads a page.|
+
+## Example
+```
+<!-- xxx.hml -->
+<div style="height: 500px; width: 500px; flex-direction: column;">
+    <button onclick="reloadWeb">click to reload</button>
+    <web src="www.example.com" id="web" onpagestart="pageStart" onpagefinish="pageFinish" on:error="pageError"></web>
+</div>
+```
+
+```
+<!-- xxx.js -->
+export default {
+    reloadWeb() {
+        this.$element('web').reload()
+    },
+
+    pageStart: function(e) {
+        console.info('web pageStart: ' + e.url)
+    },
+
+    pageFinish: function(e) {
+        console.info('web pageFinish: ' + e.url)
+    },
+
+    pageError: function(e) {
+        console.info('web pageError url: ' + e.url)
+        console.info('web pageError errorCode: ' + e.errorCode)
+        console.info('web pageError description: ' + e.description)
+    }
+}
+```