void main() {
cout << "< CREATE DBMS >" << endl;
Database database;
database.GetInfo(); // 현재 라인 수 체크
int check;
cin >> check;
cin.ignore(1,'\n'); //cin 과 cin.getline의 \n 사용 방식이 다르므로 넣어줌. cin 으로 남아있는 \n 제거
if(check == 1) {
char column1[30], column2[30];
cout << "첫번째 값을 입력하세요 : ";
cin.getline(column1,30);
/*
for(int i = 0; i < 30; i++) {
if(strcmp(column1[i],"")) {
column1[i] = '\0';
}
}
*/
// 비교
for(int i = 0; i < 30; i++) {
column1[i] = '\0';
column2[i] = '\0';
}
cout << endl << "두번째 값을 입력하세요 : ";
cin.getline(column2,30);
database.Insert(column1,column2);
} else if(check == 2) {
database.View();
}
}
int main()
{
Database db;
while(true)
{
cout << "A simple database program\n" << endl;
cout << "(1) Add a record" << endl;
cout << "(2) Show all record" << endl;
cout << "(3) Search student(s) by name" << endl;
cout << "(4) Output records to a text file" << endl;
cout << "(5) Input records from a text file" << endl;
cout << "(6) Exit the program" << endl << endl;
cout << "Please select a function...>";
int opt=0;
cin >> opt;
system("cls");
switch(opt)
{
case 1: //add record
{
if(!db.isFull())
{
cout << "Please input the required values:" << endl << endl;
string name;
cout << "Name (no space): ";
cin >> name;
char gender;
cout << "Gender(M/F): ";
cin >> gender;
int age;
cout << "Age: ";
cin >> age;
int scores[Student::MAX_SCORES]={0};
cout << Student::MAX_SCORES << " Scores: ";
for(int i=0;i<Student::MAX_SCORES;++i)
cin >> scores[i];
Student s(name, gender, age, scores);
db.Insert(s);
cout << endl << "Successfully add a record!" << endl << endl;
}
else
cout << "Database is full." << endl;
break;
}
case 2: //show record
{
cout << "There are " << db.size() << " records." << endl << endl;
cout << db << endl;
break;
}
case 3: //search name
{
string name;
cout << "Please input the name of the student...>";
cin >> name;
cout << endl;
cout << "If the length of name is too long, it may ignore part sequence to fit the name field when searching." << endl << endl;
Database result = db.Select(name);
cout << "There is/are " << result.size() << " \"" << name << "\":" << endl << endl;
cout << result << endl;
break;
}
case 4: //output file
{
cout << "Out all records to a text file." << endl << endl;
cout << "Note that the original data in the file will be lost after writing to the file. Are you sure that you want to continue? (Y/N)...>";
char ch='N';
cin >> ch;
if(ch=='Y'||ch=='y')
{
cout << "Please input the name of the file...>";
string filename;
cin >> filename;
db.Export(filename);
cout << endl << "Successfully export data to \"" << filename << "\"." << endl << endl;
}
else
