[英]Error:'class MainWindow' has no member named 'insertMessage'
[英]an error “has no member named”
我有這段代碼
#include "account.h"
#include <iostream>
#include <string>
using namespace std;
Account::Account(string firstName, string lastName, int id)
: strFirstName(firstName), strLastName(lastName), nID(id) {}
void Account::printAccount(){
cout << strFirstName;
}
#include <string>
using std::string;
class Account{
private:
string strLastName; //Client's last name
string strFirstName; //Client's first name
int nID; //Client's ID number
int nLines; //Number of lines related to account
double lastBill;
public:
Account(string firstName, string lastName, int id);
void printAccount();
};
#ifndef CELLULAR_COMPANY_H
#define CELLULAR_COMPANY_H
#include <string>
#include <list>
#include <iostream>
#include "account.h"
using namespace std;
class Company {
private:
list<Account> listOfAccounts;
public:
void addAccount(string firstName, string lastName, int id) {
Account newAccount(firstName, lastName, id);
listOfAccounts.push_back(newAccount);
}
void printAccounts(){
for(list<Account>::iterator i = listOfAccounts.begin(); i != listOfAccounts.end(); ++i){
i.printAccount; //here bug
}
}
};
#endif // CELLULAR_COMPANY_H
#include "cellularcompany.h"
int main(){
Company newCompany;
newCompany.addAccount("Pavel", "Nedved", 11111);
newCompany.printAccounts();
return 0;
}
有人可以解釋一下我的錯誤是什么意思嗎? 提前謝謝(我在company.h中有它看到那里的評論)我有'struct std::_List_iterator<Account>' has no member named 'printAccount'
你在printAccount()
之后忘記了括號。 否則,它不是方法調用。 此外,您需要使用->
運算符,因為它是一個迭代器。
for(list<Account>::iterator i = listOfAccounts.begin();
i != listOfAccounts.end(); ++i)
{
i->printAccount(); // Note the ()!
// This is equivalent to (*i).printAccount();
}
嘗試更改i.printAccount;
到i->printAccount();
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