我究竟做错了什么?
#include <iostream>
#include <deque>
using namespace std;
struct mystruct {
int number1;
int number2;
};
int main() {
std::deque<mystruct> mydeque;
mydeque.number1.push_front(77);
return 0;
}
我究竟做错了什么?
#include <iostream>
#include <deque>
using namespace std;
struct mystruct {
int number1;
int number2;
};
int main() {
std::deque<mystruct> mydeque;
mydeque.number1.push_front(77);
return 0;
}
push_front
是一种 deque 方法,而不是结构的 number1 mystruct
..
正确的方法是:
struct mystruct {
int number1;
int number2;
mystruct(int n1, int n2) : number1(n1), number2(n2){}
};
int main() {
std::deque<mystruct> mydeque;
mydeque.push_front(mystruct(77,88));
return 0;
}
deque 是类型mystruct
,您正在尝试推送integer
.
您已声明mydeque
为mystruct
s 的容器。它最初是空的,当然没有名为number1
.
mydeque.push_front({77, 88});