如何使用特定值從 C++ STL 容器中移除項？

Erase 函式可用於從 C++ STL 容器中刪除特定值。

演算法

Begin
Declare vector v and iterator it to the vector.
Initialize the vector.
Erase() function is used to remove item from end.
Print the remaining elements.
End.

示例程式碼

#include <iostream>
#include <vector>
using namespace std;
int main() {
   vector<int> v{ 6,7,8,9,10};
   vector<int>::iterator it;
   it = v.end();
   it--;
   v.erase(it);
   for (auto it = v.begin(); it != v.end(); ++it)
      cout << ' ' << *it;
   return 0;
}

輸出

The current content of the vector is :
6 7 8 9 10
Please enter the element to be deleted -> 7
The current content of the vector is :
6 8 9 10

Nitya Raut

更新於：30-Jul-2019

613 次瀏覽

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