number of lines in c++ files
#include <iostream> #include <fstream> using namespace std; int main() { char ch; int words = 0, characters=0 , lines=0; ifstream file("myfile.txt"); file.seekg(0,ios::end); // points to the end of file int length = file.tellg(); // returns the end of file's index , if its 0 then the file is empty if(!file) // checks the existence of file { cout<< "file was not found "; } if (length == 0) { cout << "file is empty\n "; cout << "words = " <<words <<endl << "line = " <<lines <<endl << "characters = " << characters <<endl; } else file.seekg(0,ios::beg); // pointer set to beginning as it was pointing to the end { while (file) { file.get(ch); if (ch == ' ') { words ++; } if (ch == '\n') { lines ++; } characters ++; } cout<< "words = " <<words+1 <<endl // they are incremented to one because they were initialized to 0 << "line = " <<lines+1 <<endl << "characters = " << characters+1 <<endl; return 0; /* there might be a question that , what if there was no words or letters or line, the program will always give 1 the answer is a no character case occurs if the file is empty since the program already checks for that case, its ggs */ } }