void Inputdb(vector& libDB) //Function to load database {

string sat; //temporary container to read rom file ifstream file; //handle to read from input file

file.open("database.txt"); //to check if the file has been opened successfully

if (file.is_open()) {

while (!file.eof()) {

Asset temp_a; //local variable to temporarily store info of the asset getline(file, sat, ';');

if (sat.size() > 0) //to check if we have reached the end of the file

{

temp_a.type = sat; getline(file, sat, ';'); temp_a.title = sat; getline(file, sat, ';');

int i = 0;

while (i < sat.size()) {

Author temp_auth; //local variable to store names of thea authors string fname, lname;

while (sat[i] != ' ') {

fname += sat[i];

i++; }

temp_auth.fname = fname;

i++; //to jump over the while space between fname and lname while (sat[i] != ',' && i < sat.size())

{

lname += sat[i]; i++;

}

temp_auth.lname = lname; temp_a.authors.push_back(temp_auth); i++;

}

getline(file, sat, ';');

temp_a.YOP = sat;

getline(file, sat, ';');

temp_a.ISBN = sat;

getline(file, sat, ';');

temp_a.libID = sat;

getline(file, sat, ';');

temp_a.tot = stoi(sat);

getline(file, sat, ';');

temp_a.avb = stoi(sat);

getline(file, sat); //to get rid of any newlines at the end ofthe text fi libDB.push_back(temp_a);

}

} file.close();

} else

{

cout << "Could not open datain successfully" << endl;

}

}

can you explain the code line by line plz ty