book: add missing result (#291)

Co-authored-by: Shaobo Liu <shaobo@apple.com>
changkun · Jun 1, 2024 · 2659a5f · 2659a5f
1 parent af45678
commit 2659a5f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/book/zh-cn/02-usability.md b/book/zh-cn/02-usability.md
@@ -963,7 +963,7 @@ enum class new_enum : unsigned int {
 
 ```cpp
 if (new_enum::value3 == new_enum::value4) {
-    // 会输出
+    // 会输出true
     std::cout << "new_enum::value3 == new_enum::value4" << std::endl;
 }
 ```