How to read a file in in C++
// io/read-file-sum.cpp - Read integers from file and print sum.
// Fred Swartz 2003-08-20
#include <iostream>
#include <iomanip>
#include <fstream>
using namespace std;
int main() {
int sum = 0;
int x;
ifstream inFile;
inFile.open("test.txt");
if (!inFile) {
cout << "Unable to open file";
exit(1); // terminate with error
}
while (inFile >> x) {
sum = sum + x;
}
inFile.close();
cout << "Sum = " << sum << endl;
return 0;
}
Log in, to leave a comment
Are there any code examples left?
New code examples in category C++
Create a Free Account
Unlock the power of data and AI by diving into Python, ChatGPT, SQL, Power BI, and beyond.
Sign up
Develop soft skills on BrainApps
Relative searches
is C++ good for file reading?
reading a file c++
c++ reading from a file
how to open a .txt file in c++
read from file cpp c++
reading contents of a file in c++
how to read and write .in file in c++
C++ file to read
how to read in a text file c++
C++ read from .txt file
c++ program to read from text file
c++ file reading
cpp read a file
how to open and read a text file in c++
reading file in c++
read in file cpp
c++ read a text file
fstream read a file c++
read and write file c++
how to read file through function in cpp
read and write file in c++
file.read() c++
reading data from file in c++
reading file implementation in c++
how to read a file in c++
c++ reading from text file
txt file read in c++
how to open a txt file in c++
read in a text file c++
reading text file c++
read file in C++\
how toget C++ to read a file
how to read into a file in c++
freopen to read in a file in cpp
read from file cpp
opening file for read and write c++
how to read a file in c++ using >>
open file in c++
How to use File in c++
open a file c++
reading in a text file c++
how to read file om cpp
c++ how to read data from a file
file reading in C++
readfrom file c++
how to read from a file c++
c++ code to read the file
read a file in c ++
read file cpp
read from a file in c++
c++ read txt file simple
cpp read in file
file read in c++
read data from file c++ program
reading from a text file in c++
read a txt file in c++
read from a file cpp
how to read in a file c++
how to read a .txt file c++
write a program to read file in c++
read whole file c++
read a file in cpp
c++ program to read a text file
open and read file c++
how to read from file cpp
write a program to read data from a file in c++
c++ reading from file
read in a file c++
how to open and read from file c++
c++ read from file with <
how to open the file and read it in c++
c++ best way to read from file
writing and reading from a file c++
how to open file in c++
how to read in a txt file in c++
open a file in c++
read from a file c++
read file c++
read from file in C++
file reading c++
read data from file in c++
c++ reading text file
how to read file in cpp
c++ read text file
read txt file c++
c++ program to read a file
open file and read contents c++
c++ open file to read and write
read from txt file c++
how to make a file for cpp to read
how to read data from file in c++
cpp read from file
How to read a file in a website c++
read files in cpp
read the whole file c++
how to add text to file in c++
import text file to c++
include text file c++
how to open a file for reading in c++ using command line
how to write and read from file in c++
read data from txt file c++
how to input a text file in c++
read in a file cpp
load file in C++
read file with filestream c++
how to open a file in c++
how can i open a text flie in c++
get the content of a file in c++
how to open a txt file in c++ using fstream
how to open and read a file in c++
open file to read it c++
read data from text in c++
how to read txt file C++
read the name of text file in c++
ifstream read text file
c++ read char from file
Read text from txt file c++
c++ reading data from file
read data from file txt c++
How to read from file in c++
how to read contents of text file in c++
c++ how to get contents of text file
c++ print to file
text file input cpp
read txt in cpp
reading input from a file c++
reading file using fstream
cpp imput from file
read a text file c++
read a text filec++
c++ file get
ifstream read
reading writing a file c++
how to get a txt file into c++
how to read cpp files in c
c++ how to read from file
file reading in cpp
how to use ofstream c++
input in file
c++ how to read a file
text file input c++
c++ create text file and write
c++ create text file and write to it
write data to a file c++
working on file in c++
reading file c++
c++ read file windows
file object c++
how can fetch data from text file in c++
how to write text to file in c++
write a program to write content into text file in c++
taking input from a txt file in c++
taking input from a file in c++
writing to a file in c++
file handelingc++
c++ read ftext file
write to file c++
import file into c++
ifstream >> in cpp
read file c++ example
fstream write to file at location
how to display a text file in c++
reading elements from a file c++
how to create a file with string name in c++ fstream
fstream in c++
how to get text content in c++
write into file c++
how to read from a file in cpp
how to read and write on text file in c++
how to read and write on txt file in c++
files in cpp
ifstream cpp
input from input.txt in c++
.a file cpp
how to include text file in c++
cpp stream cpp
write in cpp
how to open a text file in c++
ofstream write
how to take input from a file in c++ in cp
how to make a program read a text file c++
how to read an entire file in c++
how to read data from a txt file in c++
how to import data in txt file to c++
type file c++
get value in file c++
reading all contents of a text file c++
how to read a .txt file with c++
how to write in to file in c++
reading a notepad fine in c++
how to read a notepad fine in c++
how to pull text from a file in c++
output file syntax c++
read any type of data from file in c++
how to c ++ file
open file c++ function
write to .data file c++
c++ reading input from a file
read files cpp
file read c++
open a file for writing and if it exists write content to end of file in c++
file cpp
how to check for text file cpp
c++ stream
fstream c ++
c++ write to file fstream
how to include a .txt file c++
cpp load data from txt file
ifstream infile in c++
c plus plus reading a text file
open and read from file c++
how to open a txt file in c++ and grab all the text from it
how to get data from text c++
c++ file to ostream
how to use fstream to read in input from another file
c++ read file
read from a text file c++
open file cpp
ofstream.read
how to create a text file in c++
how to only read file c++
In order for a C++ program to read data from a file,
cpp write string to file
write c++ to text file
writing file in c++
how to read text file in c++
how to take input from text file in c++
c++ program to read and write a text file
c++ write string to file
how to read an entire text file in c++
load data from file c++
writing a file c++
opening my .text file in c++
opening my .txt file in c++
c++ writing to a file
how to read data from a file in c++
how to load from file in C++
cpp how to write to file
create a text file in c++
c++ fstream
writing to a dile cpp
reading and wrting in c++
c++ take input from file
input and output to a txt file c++
reading data from a file c++
outfile in c++
c++ take file as input
how to read dat from file in C++
get data from a text file c++
c++ how to retrieve data from a text file
load text file c++
how to write text file c++
extract data from text file c++
c++ read text from .txt file
take input from file in cpp
how to read a txt file in c++
ofstream open method c++
c++ load from text file
how acess file infromation in c++
c++ file read text
taking in text with c++
read txt file cpp
how to read data from txt file in c++
how to read from txt file in c++
c++ read file open read(
how to read txt file in c++ and display
how can i open c++ file
read in c++
save c++ file
how to read sting from text file in cpp
how to read .txt in c++
how to read text from file in cpp
c++ read from a text file
file open mode c++
c++ do write and read with one object file
c++ read from ifstream
how to read txt from file cpp
how to access text file in c++
how to do file in cpp
read() in cpp
write info to a file c++
how to import a file in c++
how to open file in cpp
what is .a files in cpp
read from textfile c++
c++ where does ifstream read files
c++ open file
read from text file c++
cpp get contents from a txt file
how to get information to a program by opening a file in c++
Reading to files and from files C++
how to get text from a file into c++
fout.write c++
read .o files c++
C++ how to read text file
c++ file object
writing in txt file in C++
c++ how to open and write to files
ofstream open c++
C++ fstream open text file
how to take input from a text file in c++
how to open c++ file
basic c++ file
c++ write file
how to take input from file in c++
how to read input from file c++
write output to text file c++
file read in read out c++
how to take input in c++ form a external txt file
output into a text file c++
take input from text file in c++
how to write to a file in fstream c++
FILE* c++
write data to file in cpp
write data from file in cpp
read data from file in cpp
c++ read data from file
fstream write to file c++
c++ write to file
how to write to a file cpp
examples of reading a file c++
ofstream open cpp
write to file using C++
read files c++
C++ get text from file
how to open txt file in stream c++
c++ read txt file
c++ ofstream write
writing into a txt file c++
read file in c++ using stream
read data from file c++
how read file in c++
whrite in txt file cpp
how to read from a text file in c++
using fstream to read a file c++
how to read in a text file in c++
how write in file in c++
taking integer input from file in c++
c++ fout file
filestream c++
write to text file c++
open c++ file example
c++ how to read from a text file
write ... in c++
c++ save data to file
c++ ofstream example
file c++
how to access text files in c++
ofstream c++ example
get text from a txt file c++
use text file as imput c++
read in from file c++
opening a file in c++ and writing to it
how to read in file c++
read file in c++
creating a input.txt file in c++ read
creating a input.txt file in c++
read a file in c++
how to output to a file c++
how to write to files in c++
c++ File writing
read c++
read text in c++
read txt in c++
how to write to file in cpp
read file with >> c++
open .txt file c++
take input from a text file
fstream example
fstream c++
write into a file in c++
read series of files c++
how to read data from text file in c++
c++ files
input from file in c++
write in file in c++
how to write to a file in c++
c++ save data
how to read file in c++
file handling ifstream c++
how to read text from a text file in c++
outfile c++
#include ifstream c++
file IO c++ text
file IO c++
how to load files in c++
fstream
how to save data to a file in c++
how to load the contents of a txt.file in c++
how to load the contents of a file in c++
how to get data from file in c++
reading file cpp
input file c++
c++ how to read a text file
c++ create file
how to read a file c++
how to create a file in c++
how to increase logging file in python
read formdataalong with file in C#
how to get file type in linux using c
how to read something from a txt file c++
read a file c++
using ifstream c++
write to a file in c++
read c++ file
read data from a file c++
enter a file in c++
read file in cpp
files in c++
file reader c++
how to read from a file in c++
importing text file into c++
read input through a file in cpp
c++ read from file
how to give a file as input in cpp
reading in text file c++ cin
read text file cpp
cpp read file
taking input from text file in c++
taking input from txt file in c++
taking input from file in c++
reading a files C++
read inout from file ijn c++
how to read a txt file c++
file in c++
how do I read files c++
c++ read file
how to read data of from a file c++
input data from a file c++
how to do file reading in c++
how to read file c++
open file for reading c++
load input from a file c++
reading from file c++
read in data from a file c++
how to write a file in c++
how to read and write text files in c++
how to use text files in c++
c++ hot to read a file using ifstream
reading files with c++
read text file c++
c++ file
reading from a file c++
c++ how to read file
read file fstream c++
c++ read in file
reading txt file c++
open txt file in c++
how to read a text file in c++
read a text file with c++
how to read a file in C++
c++ file read
c++ read a file
how to read input from file in c++
read file c++
read from file c++
how to read from file c++
c++ how to read text from a file
howto use read fjile in c++
How to read a file in in C++