docs: 补充比较表达式为什么能用于条件判断

FeignClaims · Nov 2, 2024 · e04e63b · e04e63b
1 parent 0d218b3
commit e04e63b
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/faq/condition/main.rst b/faq/condition/main.rst
@@ -6,6 +6,13 @@
 
 :cpp:`bool` 类型只有两个值, :cpp:`true` 为真, :cpp:`false` 为假.
 
+.. code-block:: cpp
+  :linenos:
+
+  int value = 1;
+  if (value == 1) {  // value == 1 表达式返回 bool 类型, 可以用于条件判断
+  }
+
 .. code-block:: cpp
   :linenos: