在c++中查找文件中的平均工资

#include <iostream>
#include <fstream>
#include <sstream>
#include <vector>

float calculateAverageSalary(const std::string& filename) {
    std::ifstream file(filename);
    std::string line;
    float totalSalary = 0.0f;
    int recordCount = 0;

    while (std::getline(file, line)) {
        // Assuming salary is stored in the third column separated by ","
        std::istringstream iss(line);
        std::string firstName, lastName, salary;
        std::getline(iss, firstName, ',');
        std::getline(iss, lastName, ',');
        std::getline(iss, salary, ',');

        // Convert salary string to float and add to total
        totalSalary += std::stof(salary);
        recordCount++;
    }

    file.close();

    if (recordCount > 0) {
        return totalSalary / recordCount;
    } else {
        return 0.0f; // No records found, return 0 as average salary
    }
}

int main() {
    std::string filename = "salary_data.txt";
    float averageSalary = calculateAverageSalary(filename);
    std::cout << "The average salary is: " << averageSalary << std::endl;

    return 0;
}