diff --git a/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md b/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md
index b4aca61bee3cc90429b9b24a55188798d01b636c..e6f056289ace23b20e9e63ebb62f7f907a89277f 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-hisysevent.md
@@ -313,6 +313,8 @@ try {
| beginTime | number | 是 | 查询的系统事件起始时间(13位时间戳)。 |
| endTime | number | 是 | 查询的系统事件结束时间(13位时间戳)。 |
| maxEvents | number | 是 | 查询的系统事件最多条数。 |
+| fromSeq10+ | number | 否 | 查询的系统事件起始序列号,默认值为-1。 |
+| toSeq10+ | number | 否 | 查询的系统事件结束序列号,默认值为-1。 |
## QueryRule
@@ -324,6 +326,7 @@ try {
| -------- | -------- | -------- | -------- |
| domain | string | 是 | 查询包含的事件领域。 |
| names | string[] | 是 | 查询所包含的多个事件名称,每个查询规则对象包含多个系统事件名称。 |
+| condition10+ | string | 否 | 事件的额外参数条件,格式:{"version":"V1","condition":{"and":[{"param":"参数","op":"操作符","value":"比较值"}]}} |
## Querier
@@ -403,4 +406,199 @@ try {
} catch (error) {
console.error(`error code: ${error.code}, error msg: ${error.message}`);
}
-```
\ No newline at end of file
+```
+
+## hiSysEvent.exportSysEvents10+
+
+exportSysEvents(queryArg: QueryArg, rules: QueryRule[]): number
+
+批量导出系统事件,以文件格式写入应用沙箱固定目录(/data/storage/el2/base/cache/hiview/event/)。
+
+**需要权限:** ohos.permission.READ_DFX_SYSEVENT
+
+**系统能力:** SystemCapability.HiviewDFX.HiSysEvent
+
+**参数:**
+
+| 参数名 | 类型 | 必填 | 说明 |
+| -------- | ------------------------- | ---- | ------------------------------------------ |
+| queryArg | [QueryArg](#queryarg) | 是 | 导出需要配置的查询参数。 |
+| rules | [QueryRule](#queryrule)[] | 是 | 查询规则数组,每次导出可配置多个查询规则。 |
+
+**返回值:**
+
+| 类型 | 说明 |
+| ------ | ---------------- |
+| number | 接口调用时间戳。 |
+
+**错误码:**
+
+以下错误码的详细介绍请参见[系统事件错误码](../errorcodes/errorcode-hisysevent.md)。
+
+| 错误码ID | 错误信息 |
+| -------- | ----------------------------------- |
+| 11200301 | Count of query rules is over limit. |
+| 11200302 | Invalid query rule. |
+| 11200304 | Export frequency is over limit. |
+
+**示例:**
+
+```
+import hiSysEvent from '@ohos.hiSysEvent';
+import fs from '@ohos.file.fs';
+
+try {
+ hiSysEvent.write({
+ domain: "RELIABILITY",
+ name: "STACK",
+ eventType: hiSysEvent.EventType.FAULT,
+ params: {
+ PID: 487,
+ UID: 103,
+ PACKAGE_NAME: "com.ohos.hisysevent.test",
+ PROCESS_NAME: "syseventservice",
+ MSG: "no msg."
+ }
+ }, (err, val) => {
+ // do something here.
+ })
+
+ let time = hiSysEvent.exportSysEvents({
+ beginTime: -1,
+ endTime: -1,
+ maxEvents: 1,
+ }, [{
+ domain: "RELIABILITY",
+ names: ["STACK"],
+ }])
+ console.log(`receive export task time is : ${time}`);
+
+ // 延迟读取本次导出的事件
+ setTimeout(function() {
+ let eventDir = '/data/storage/el2/base/cache/hiview/event';
+ let filenames = fs.listFileSync(eventDir);
+ for (let i = 0; i < filenames.length; i++) {
+ if (filenames[i].indexOf(time.toString()) != -1) {
+ let res = fs.readTextSync(eventDir + '/' + filenames[i]);
+ let events = JSON.parse('[' + res.slice(0, res.length - 1) + ']');
+ console.log("read file end, events is :" + JSON.stringify(events));
+ }
+ }
+ }, 10000)
+} catch (error) {
+ console.error(`error code: ${error.code}, error msg: ${error.message}`);
+}
+```
+
+## hiSysEvent.subscribe10+
+
+subscribe(rules: QueryRule[]): number
+
+订阅实时系统事件(事件需满足低频率或偶发性的约束条件),事件发生时立即以文件格式写入应用沙箱固定目录(/data/storage/el2/base/cache/hiview/event/)。
+
+**需要权限:** ohos.permission.READ_DFX_SYSEVENT
+
+**系统能力:** SystemCapability.HiviewDFX.HiSysEvent
+
+**参数:**
+
+| 参数名 | 类型 | 必填 | 说明 |
+| ------ | ------------------------- | ---- | ------------------------------------------ |
+| rules | [QueryRule](#queryrule)[] | 是 | 查询规则数组,每次订阅可配置多个查询规则。 |
+
+**返回值:**
+
+| 类型 | 说明 |
+| ------ | ---------------- |
+| number | 接口调用时间戳。 |
+
+**错误码:**
+
+以下错误码的详细介绍请参见[系统事件错误码](../errorcodes/errorcode-hisysevent.md)。
+
+| 错误码ID | 错误信息 |
+| -------- | ----------------------------------- |
+| 11200301 | Count of query rules is over limit. |
+| 11200302 | Invalid query rule. |
+
+**示例:**
+
+```
+import hiSysEvent from '@ohos.hiSysEvent';
+import fs from '@ohos.file.fs';
+
+try {
+ hiSysEvent.subscribe([{
+ domain: "RELIABILITY",
+ names: ["STACK"],
+ },{
+ domain: "BUNDLE_MANAGER",
+ names: ["BUNDLE_UNINSTALL"],
+ }])
+ hiSysEvent.write({
+ domain: "RELIABILITY",
+ name: "STACK",
+ eventType: hiSysEvent.EventType.FAULT,
+ params: {
+ PID: 487,
+ UID: 103,
+ PACKAGE_NAME: "com.ohos.hisysevent.test",
+ PROCESS_NAME: "syseventservice",
+ MSG: "no msg."
+ }
+ }, (err, val) => {
+ // do something here.
+ })
+
+ // 延迟读取订阅的事件
+ setTimeout(function() {
+ let eventDir = '/data/storage/el2/base/cache/hiview/event';
+ let filenames = fs.listFileSync(eventDir);
+ for (let i = 0; i < filenames.length; i++) {
+ let res = fs.readTextSync(eventDir + '/' + filenames[i]);
+ let events = JSON.parse('[' + res.slice(0, res.length - 1) + ']');
+ console.log("read file end, events is :" + JSON.stringify(events));
+ }
+ }, 10000)
+} catch (error) {
+ console.error(`error code: ${error.code}, error msg: ${error.message}`);
+}
+```
+
+## hiSysEvent.unsubscribe10+
+
+unsubscribe(): void
+
+取消订阅系统事件。
+
+**需要权限:** ohos.permission.READ_DFX_SYSEVENT
+
+**系统能力:** SystemCapability.HiviewDFX.HiSysEvent
+
+**错误码:**
+
+以下错误码的详细介绍请参见[系统事件错误码](../errorcodes/errorcode-hisysevent.md)。
+
+| 错误码ID | 错误信息 |
+| -------- | ------------------- |
+| 11200305 | Unsubscribe failed. |
+
+**示例:**
+
+```
+import hiSysEvent from '@ohos.hiSysEvent';
+
+try {
+ hiSysEvent.subscribe([{
+ domain: "RELIABILITY",
+ names: ["STACK"],
+ },{
+ domain: "BUNDLE_MANAGER",
+ names: ["BUNDLE_UNINSTALL","BUNDLE_INSTALL"],
+ }])
+ hiSysEvent.unsubscribe();
+} catch (error) {
+ console.error(`error code: ${error.code}, error msg: ${error.message}`);
+}
+```
+