Read from file : Text file read « File Stream « C++ Tutorial

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C++ Tutorial » File Stream » Text file read 
12.1.2.Read from file
#include <iostream> 
#include <fstream> 
using namespace std; 
 
int main() 

  char ch; 
  int i; 
  float f; 
  char str[80]
 
  ofstream out("test.txt")
  if(!out) { 
    cout << "Cannot open file.\n"
    return 1
  
 
  out << 10 << " " << 123.23 << "\n"
  out << "This is a text."
  out.close()

  ifstream in("test.txt")
  if(!in) { 
    cout << "Cannot open file.\n"
    return 1
  
 
  in >> i; 
  in >> f; 
  in >> ch; 
  in >> str; 
 
  cout << i << " " << f << " " << ch << "\n"
  cout << str; 
 
  in.close()
  return 0
}
10 123.23 T
his
12.1.Text file read
12.1.1.Read string and float value from a file
12.1.2.Read from file
12.1.3.Read text file line by line
12.1.4.Read a text file line by line
12.1.5.Read text file token by token
12.1.6.Read integer from a text file
12.1.7.reading a text file
12.1.8.Reading and Writing Text Files
12.1.9.file input with strings
12.1.10.Read and display a text file line by line.
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