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C++ Program to Count the Number of Lines in Text File
C++ Program to Count the Number of Lines in Text File
This C++ Program which counts the number of lines in a file. The program creates an input file stream, reads a line on every iteration of a while loop, increments the count variable and the count variable is printed on the screen.
Here is source code of the C++ program which counts the number of lines in a file. The C++ program is successfully compiled and run on a Linux system. The program output is also shown below.
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/* -
* C++ Program to Count lines in a file -
*/ -
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#include<iostream> -
#include<fstream> -
using namespace std; -
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int main()
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{ -
int count = 0;
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string line; -
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/* Creating input filestream */ -
ifstream file("main.cpp");
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while (getline(file, line))
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count++; -
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cout << "Numbers of lines in the file : " << count << endl;
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return 0;
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}
$ g++ main.cpp $ ./a.out Numbers of lines in the file : 21
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