homework/js07-OOP/js07-OOP.md

Initialize

function Person(name, surname, age, sex, salary, married){
	this.name = name;
	this.surname = surname;
	this.age = age;
	this.sex = sex;
	this.salary = salary;
	this.married = married;
}

var objPerson = new Person("pasha","efimenko","22","male","0",false);
console.log(objPerson.name);

Closure getters and setters

function Person(name, surname, age, sex, salary, married){
	this.setName = function(newName){
		if(typeof newName === "string"){
			name = newName;
		}
		return name;
	}
	this.getName = function(){
		return name;
	}
	this.setSurname = function(newSurname){
		if(typeof newSurname === "string"){
			surname = newSurname;
		}
		return surname;
	}
	this.getSurname = function(){
		return surname;
	}
	this.setAge = function(newAge){
		if(typeof newAge === "number"){
			age = newAge;
		}
		return age;
	}
	this.getAge = function(){
		return age;
	}
	this.setSex = function(newSex){
		if(typeof newSex === "string"){
			sex = newSex;
		}
		return sex;
	}
	this.getSex = function(){
		return sex;
	}
	this.setSalary = function(newSalary){
		if(typeof newSalary === "number"){
			salary = newSalary;
		}
		return salary;
	}
	this.getSalary = function(){
		return salary;
	}
	this.setMarried = function(newMarried){
		if(typeof newMarried === "boolean"){
			married = newMarried;
		}
		return married;
	}
	this.getMarried = function(){
		return married;
	}
}

var objPerson = new Person("pasha","efimenko",22,"male",0,false);
console.log(objPerson.getName());
console.log(objPerson.setName("Sasha"));
console.log(objPerson.getName());

console.log(objPerson.getSurname());
console.log(objPerson.setSurname("Kovalenko"));
console.log(objPerson.getSurname());

console.log(objPerson.getAge());
console.log(objPerson.setAge(40));
console.log(objPerson.getAge());

console.log(objPerson.getSex());
console.log(objPerson.setSex("female"));
console.log(objPerson.getSex());

console.log(objPerson.getSalary());
console.log(objPerson.setSalary(1000));
console.log(objPerson.getSalary());

console.log(objPerson.getMarried());
console.log(objPerson.setMarried(true));
console.log(objPerson.getMarried());

setFather, getFatherName, addChild

function Person(name, surname, age, sex, salary, married){
	var childs = [];
	this.setName = function(newName){
		if(typeof newName === "string"){
			name = newName;
		}
		return name;
	}
	this.getName = function(){
		return name;
	}
	this.setSurname = function(newSurname){
		if(typeof newSurname === "string"){
			surname = newSurname;
		}
		return surname;
	}
	this.getSurname = function(){
		return surname;
	}
	this.setAge = function(newAge){
		if(typeof newAge === "number"){
			age = newAge;
		}
		return age;
	}
	this.getAge = function(){
		return age;
	}
	this.setSex = function(newSex){
		if(typeof newSex === "string"){
			sex = newSex;
		}
		return sex;
	}
	this.getSex = function(){
		return sex;
	}
	this.setSalary = function(newSalary){
		if(typeof newSalary === "number"){
			salary = newSalary;
		}
		return salary;
	}
	this.getSalary = function(){
		return salary;
	}
	this.setMarried = function(newMarried){
		if(typeof newMarried === "boolean"){
			married = newMarried;
		}
		return married;
	}
	this.getMarried = function(){
		return married;
	}
	this.setFather = function(obj){ //setFather
		this.father = obj;
		return this.father;
	}
	this.getFatherName = function(){ //getFatherName
		if(this.getSex() === "male"){
			this.fatherName = this.father.getName() + "ovich";
		}
		if(this.getSex() === "female"){
			this.fatherName = this.father.getName() + "ovna";
		}
		return this.fatherName
	}
	this.addChild = function(obj){ //addChild
		childs.push(obj);
		return childs.length;
	}
}

var fatherPerson = new Person("Petr","efimenko",22,"male",0,false);
var childPerson1 = new Person("pasha","efimenko",10,"male",1231,false);

childPerson1.setFather(fatherPerson);
console.log(childPerson1.getFatherName());

var childPerson2 = new Person("Anya","efimenko",10,"male",1231,false);
console.log(fatherPerson.addChild(childPerson1));
console.log(fatherPerson.addChild(childPerson2));

Замыкания

(в папке js07)

Рекурсия

Sum

var n = 10;
var d = 5;
var a1 = 1;
function sum(n, d, a1){
	if(n === 0)
		return 0;
	return a1 + d * (n - 1) + sum(n - 1, d, a1);
}

var resSum = sum(n, d, a1);

console.log(resSum);

HTML Tree

var someTree = {
    tagName: "table", //html tag
    subTags: [ //вложенные тэги
        {
                    tagName: "tr",
                    subTags: [
                        {
                            tagName: "td",
                            text: "some text",
                        },
                        {
                            tagName: "td",
                            text: "some text 2",
                        }
                    ]
        }
    ],
    attrs: 
    {
        border: 1,
    },
}

toHTML(someTree);

function toHTML(obj){
	var tag = document.createElement(obj.tagName);
	if("attrs" in obj){
		for (var keys in obj.attrs) {
			tag.setAttribute(keys, obj.attrs[keys]);
		}
	}
	if("text" in obj)
	tag.innerHTML = obj.text;
	if("subTags" in obj){
		for (var i = 0; i < obj.subTags.length; i++){
			var sub = toHTML(obj.subTags[i]);
			tag.appendChild(sub);
		}
	}
	if(obj.tagName === "table")
		document.body.appendChild(tag);
	else
		return tag;
}