版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/qq_38228254/article/details/80136177
看代码:
#include <iostream>
#include <vector>
using namespace std;
int main(){
vector<int> v;
v.push_back(1);
v.push_back(3);
v.push_back(4);
printf("Original vector:\n");
for(int i = 0; i<v.size(); i++){
printf("%d ", v[i]);
}
v.erase(v.begin() + 1);
printf("\nAfter erasing:\n");
for(int i = 0; i<v.size(); i++){
printf("%d ", v[i]);
}
}
所以输出大概是:
Original vector:
1 3 4
After erasing:
1 4
就把第一个删掉了哈哈