修改示例

Signed-off-by: NYOUR_NAME <mashuang9@huawei.com>

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

@@ -73,7 +73,7 @@ function queryFaultLogCallback(error, value) {
         }
     }
 }
-faultLogger.querySelfFaultLog(faultlogger.FaultType.JS_CRASH, queryFaultLogCallback);
+faultLogger.querySelfFaultLog(faultLogger.FaultType.JS_CRASH, queryFaultLogCallback);
 ```
 
 ## faultLogger.querySelfFaultLog
@@ -97,8 +97,9 @@ querySelfFaultLog(faultType: FaultType) : Promise<Array<FaultLogInfo>&g
 **示例：**
 
 ```
-let value = await faultLogger.querySelfFaultLog(faultlogger.FaultType.JS_CRASH);
-if (value) {
+async function getLog() {
+    let value = await faultLogger.querySelfFaultLog(faultLogger.FaultType.JS_CRASH);
+    if (value) {
         console.info("value length is " + value.length);
 	let len = value.length;
 	for (let i = 0; i < len; i++) {
@@ -112,5 +113,6 @@ if (value) {
 	    console.info("Log summary: " + value[i].summary);
 	    console.info("Log text: " + value[i].fullLog);
 	}
+    }
 }
 ```