init

.gitignore

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+*/*
+OOP*

Main.cpp

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+#include <iostream>
+#include "MyString.h"
+
+int main() {
+
+	MyString myString1;
+	myString1.set("hello");
+	myString1.print();
+
+	MyString myString2(myString1);
+	myString2.print();
+	myString2.update();
+
+	system("pause");
+
+	return 0;
+};

MyString.cpp

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+#include "MyString.h"
+#include <fstream>
+
+MyString::MyString() {
+	cout << "<<Default constructor>>\n";
+	this->str = new char('\0');
+};
+
+MyString::MyString(const char* value) {
+	cout << "<<Constructor with parameter>>\n";
+	this->str = new char[strlen(value) + 1];
+	strcpy_s(str, strlen(value) + 1, value);
+	this->str[strlen(value)] = '\0';
+};
+
+MyString::MyString(const MyString& obj) {
+	cout << "<<Copy constructor>>\n";
+	this->str = new char[strlen(obj.str) + 1];
+	strcpy_s(str, strlen(obj.str) + 1, obj.str);
+	this->str[strlen(obj.str)] = '\0';
+};
+
+MyString::~MyString() {
+	cout << "<<Destructor>>\n";
+	delete[] this->str;
+};
+
+char* MyString::getString() {
+	cout << "<getString><\n";
+
+	return this->str;
+};
+
+void MyString::set(const char* value) {
+	cout << "<<set>>\n";
+
+	delete[] this->str;
+
+	this->str = new char[strlen(value) + 1];
+	strcpy_s(str, strlen(value) + 1, value);
+	this->str[strlen(value)] = '\0';
+};
+
+void MyString::print() {
+	cout << "<<print>>\n";
+
+	cout << this->str << endl;
+};
+
+void MyString::update() {
+	cout << "<<update>>\n";
+	writeToFile();
+	if (strlen(this->str) % 2 != 0)
+	{
+		int middleIndex = strlen(this->str) / 2;
+
+		for (size_t i = middleIndex; i < strlen(this->str); i++)
+		{
+			this->str[i] = this->str[i+1];
+		}
+		this->str[strlen(this->str)] = '\0';
+		writeToFile();
+	}
+};
+
+void MyString::writeToFile() {
+	cout << "<<writeToFile>>\n";
+
+	ofstream MyFile("filename.txt", ios_base::app);
+	MyFile << this->str << "\n";
+	MyFile.close();
+};

MyString.h

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+#pragma once
+#include <cstring>
+#include <iostream>
+using namespace std;
+
+class MyString
+{
+private:
+	char* str;
+
+public:
+
+	MyString();
+	MyString(const char* value);
+	MyString(const MyString&);
+	~MyString();
+	char* getString();
+	void set(const char* value);
+	void print();
+	void update();
+	void writeToFile();
+};

filename.txt

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+hello
+helo