map / setのerase : サンプルコード中で未定義動作をしていたのを修正

cpprefjp · Jun 22, 2023 · a6c9e22 · a6c9e22
1 parent 6eaa82d
commit a6c9e22
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diff --git a/reference/map/map/erase.md b/reference/map/map/erase.md
@@ -99,9 +99,6 @@ int main()
   m.erase(1);
   std::cout << m.size() << std::endl;
 
-  m.erase(5);
-  std::cout << m.size() << std::endl;
-
   m.erase(m.begin(), m.end());
   std::cout << m.size() << std::endl;
 
@@ -118,7 +115,6 @@ int main()
 ```
 3
 2
-2
 0
 ```
 

diff --git a/reference/map/multimap/erase.md b/reference/map/multimap/erase.md
@@ -99,9 +99,6 @@ int main()
   m.erase(1);
   std::cout << m.size() << std::endl;
 
-  m.erase(5);
-  std::cout << m.size() << std::endl;
-
   m.erase(m.begin(), m.end());
   std::cout << m.size() << std::endl;
 
@@ -118,7 +115,6 @@ int main()
 ```
 3
 2
-2
 0
 ```
 

diff --git a/reference/set/multiset/erase.md b/reference/set/multiset/erase.md
@@ -99,9 +99,6 @@ int main()
   c.erase(10);
   std::cout << c.size() << std::endl;
 
-  c.erase(5);
-  std::cout << c.size() << std::endl;
-
   c.erase(c.begin(), c.end());
   std::cout << c.size() << std::endl;
 }
@@ -116,7 +113,6 @@ int main()
 ```
 3
 1
-1
 0
 ```
 

diff --git a/reference/set/set/erase.md b/reference/set/set/erase.md
@@ -99,9 +99,6 @@ int main()
   c.erase(10);
   std::cout << c.size() << std::endl;
 
-  c.erase(5);
-  std::cout << c.size() << std::endl;
-
   c.erase(c.begin(), c.end());
   std::cout << c.size() << std::endl;
 }
@@ -116,7 +113,6 @@ int main()
 ```
 3
 2
-2
 0
 ```