fstream readStringBF;
readStringBF.open("Name.dat", ios::in | ios::binary);
char n[30];
if (readStringBF.is_open()) {
readStringBF.read(n, 30);
n[readStringBF.gcount()] = NULL; //append string terminator
cout << n;
readStringBF.close();
}
else cout << "Unable to open file!"; //reading from a binary file
int r;
fstream readBinaryFile;
readBinaryFile.open("Binary file.dat", ios::in | ios::binary);
if (readBinaryFile.is_open()) {
readBinaryFile.read((char*)&r, sizeof(r));
cout << r;
readBinaryFile.close();
}
else cout << "Unable to open file!"; //writing into a binary file
//int
fstream bFile("Binary file.dat", ios::out | ios::binary);
int x = 65;
if (bFile.is_open()) {
bFile.write((char*)&x, sizeof(x));
bFile.close();
}
else cout << "Failed opening the file";
//string
fstream binaryName;
string s = "J.L";
binaryName.open("Name.dat", ios::out | ios::binary);
if (binaryName.is_open()) {
binaryName.write(s.c_str(), s.size());
binaryName.close();
}
else cout << "Unable to open the file!";| Code Example |
|---|
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