diff --git a/doc/public_properties_methods.md b/doc/public_properties_methods.md
index 8bb8dc4e..df2f76d7 100644
--- a/doc/public_properties_methods.md
+++ b/doc/public_properties_methods.md
@@ -31,6 +31,7 @@ Key            | Type     | Optional | Default value
 -------------- | -------- | -------- | ------------------------------------------- | -------------------
 defaultPlugins | Array    | true     | ['system', 'network', 'element', 'storage'] | Listed built-in plugins will be inited and loaded into vConsole. 
 onReady        | Function | true     |                                             | Trigger after vConsole is inited and default plugins is loaded.
+onClearLog     | Function | true     |                                             | Trigger after click "Clear" button in Log and System panel.
 maxLogNumber   | Number   | true     | 1000                                        | Overflow logs will be removed from log tabs.
 
 Example:
diff --git a/doc/public_properties_methods_CN.md b/doc/public_properties_methods_CN.md
index 1e7bfce7..04c834a3 100644
--- a/doc/public_properties_methods_CN.md
+++ b/doc/public_properties_methods_CN.md
@@ -31,6 +31,7 @@ vConsole.version // => "3.0.0"
 -------------- | -------- | -------- | ------------------------------------------- | -------------------
 defaultPlugins | Array    | true     | ['system', 'network', 'element', 'storage'] | 需要自动初始化并加载的内置插件。 
 onReady        | Function | true     |                                             | 回调方法，当 vConsole 完成初始化并加载完内置插件后触发。
+onClearLog     | Function | true     |                                             | 回调方法，点击 Log 或 System 面板的 "Clear" 按钮后出发。
 maxLogNumber   | Number   | true     | 1000                                        | 超出上限的日志会被自动清除。
 
 例子：