Write unsigned char to a file and read it back : File Read « File « C++

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C++ » File » File Read Screenshots  Write unsigned char to a file and read it back    #include <iostream>     #include <fstream>    using namespace std; main(void)    {      int n[5] = {1, 2, 3, 4, 5};      int i;            ofstream out("test");      if(!out) {        cout << "Cannot open file";        return 1;      }            out.write((char *) &n, sizeof n);            out.close();            for(i=0; i<5; i++)      n[i] = 0;            ifstream in("test");      in.read((char *) &n, sizeof n);            for(i=0; i<5; i++) // show values read from file        cout << n[i] << " ";            in.close();            return 0;    }            Related examples in the same category 1. Write char to a file 2. Read file content 3. Demonstrate gcount(). 4. Use getline() to read a string that contains spaces. 5. Demonstrate peek() in ifstream 6. Demonstrate seekg(). 7. Read formatted data from a file.