CH11.2 OK

eBook/11.2.md

@@ -0,0 +1,27 @@
+# 11.2 <20>ӿ<EFBFBD>Ƕ<EFBFBD>׽ӿ<D7BD>
+
+һ<EFBFBD><EFBFBD><EFBFBD>ӿڿ<EFBFBD><EFBFBD>԰<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľӿڣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>൱<EFBFBD><EFBFBD>ֱ<EFBFBD>ӽ<EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><EFBFBD>Ƕ<EFBFBD>ӿڵķ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>о<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿ<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+
+<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿ<EFBFBD> `File` <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> `ReadWrite` <20><> `Lock` <20><><EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><D0B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> `Close()` <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+
+```go
+type ReadWrite interface {
+    Read(b Buffer) bool
+    Write(b Buffer) bool
+}
+
+type Lock interface {
+    Lock()
+    Unlock()
+}
+
+type File interface {
+    ReadWrite
+    Lock
+    Close()
+}
+```
+
+- [Ŀ¼](directory.md)
+- <20><>һ<EFBFBD>£<EFBFBD>[11.1 <20>ӿ<EFBFBD><D3BF><EFBFBD>ʲô](11.1.md)
+- <20><>һ<EFBFBD>ڣ<EFBFBD>[11.3 <20><><EFBFBD>μ<EFBFBD><CEBC><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD>ӿڱ<D3BF><DAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD>Ͷ<EFBFBD><CDB6><EFBFBD>](11.3.md)

eBook/directory.md

@@ -95,6 +95,7 @@
     - 10.8 [垃圾回收和 SetFinalizer](10.8.md)
 - 第11章：[接口（interface）与反射（reflection）](11.0.md)
     - 11.1 [接口是什么](11.1.md)
+    - 11.2 [接口嵌套接口](11.2.md)
 
 ## 第三部分：Go 高级编程