COS3711 Assignment 1 (COMPLETE ANSWERS) Semester 1 2025 - DUE April 2025

, COS3711 Assignment 1 (COMPLETE GUIDELINE)
2025 - DUE April 2025; 100% TRUSTED Complete,
trusted solutions and explanations.



Question 1

Write a console application that can be run from the command line
#include <QCoreApplication>

#include <QCommandLineParser>

#include <QFile>

#include <QTextStream>

#include <QRegularExpression>

#include <QStringList>

#include <QDebug>



// Print usage instructions if no file names or incorrect parameters provided.

void printUsage() {

QTextStream out(stdout);

out << "Usage:\n";

out << " count // run without any parameters, prints this message\n";

out << " count file1.txt // pass one file name\n";

out << " count file1.txt file2.txt // pass more than one file name\n";

out << " count -a -b file1.txt file2.txt // pass flags to change behaviour\n";

out << " count -ab -c file1.txt // pass flags in an alternative way\n\n";