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In this example, we will show you how to open and read the contents of a file, in C++.
Example
In this example we open a file called fileexample.txt
The contents of this file is
This is a test file with some contents to read.
#include<iostream>
#include<fstream>
using namespace std;
int main()
{
cout << "how to read the contents from a file\n";
//declaration of a string variable
string myString;
// creating a variable for file handling.
ifstream inFile;
//open file in same path
inFile.open("fileexample.txt");
cout << "Contents of the file is: \n\n";
// printing the file contents word by word
while(inFile>>myString)
cout << myString << " ";
cout << "\n";
// close the file.
inFile.close();
return 0;
}
When compiled and run I saw this
how to read the contents from a file Contents of the file is: This is a test file with some contents to read. -------------------------------- Process exited after 0.03671 seconds with return value 0 Press any key to continue . . .