illiaKozyr
/
Homework


			
				
					
						
						
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405
							<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8" />
        <meta http-equiv="X-UA-Compatible" content="IE=edge" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <title>Document</title>
    </head>
    <body>
        <script>
            // -------------------3 persons

            // let a = {
            //     name: "Andrey",
            //     surname: "Petroff"
            // }

            // let b = {
            //     name: "Anton",
            //     surname: "Nikitin"
            // }

            // let c = {
            //     name: "Artem",
            //     surname: "Kozyr"
            // }

            // -------------------different fields

            // let a = {
            //     name: "Andrey,
            //     surname: "Petroff",
            //     age: "100",
            //     fathername: "Akakiyovich",
            //     sex: "Male"
            // }

            // let b = {
            //     name: "Anton",
            //     surname: "Nikitin",
            //     age: "23",
            //     fathername: "Ronaldovich",

            // }

            // let c = {
            //     name: "Artem",
            //     surname: "Kozyr",
            //     fathername: "Messiyovich"
            // }

            // -------------------fields check

            // let a = {
            //     name: "Andrey",
            //     surname: "Petroff",
            //     sex: "Male",
            //     age: "100",
            //     fathername: "Akakiyovich",
            // };

            // let b = {
            //     name: "Anton",
            //     surname: "Nikitin",
            //     age: "23",
            //     fathername: "Ronaldovich",
            // };

            // let c = {
            //     name: "Artem",
            //     surname: "Kozyr",
            //     fathername: "Messiyovich",
            // };

            // if  ("age" in a) {
            //     alert(a.age);
            // } if ("sex" in a){
            //     alert(a.sex);
            // } if ("age" in b) {
            //     alert(b.age);
            // } if ("sex" in b){
            //     alert(b.sex);
            // } if  ("age" in c) {
            //     alert(c.age);
            // } if ("sex" in c){
            //     alert(c.sex);
            // }

            // -------------------array of persons

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",
            //         sex: "Male",
            //         age: "100",
            //         fathername: "Akakiyovich",
            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",
            //         age: "23",
            //         fathername: "Ronaldovich",
            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",
            //         fathername: "Messiyovich",
            //     }),
            //     (d = {
            //         "name": "Illia",
            //         "surname": "Kozyr",
            //         "fathername": "Sergeevych",
            //     }),
            // ];

            // -------------------loop of persons

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",
            //         sex: "Male",
            //         age: "100",
            //         fathername: "Akakiyovich",
            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",
            //         age: "23",
            //         fathername: "Ronaldovich",
            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",
            //         fathername: "Messiyovich",
            //     }),
            //     (d = {
            //         "name": "Illia",
            //         "surname": "Kozyr",
            //         "fathername": "Sergeevych",
            //     }),
            // ];

            // var index;
            // for (index = 0; index < persons.length; ++index) {
            //     console.log(persons[index])
            // }

            // -------------------loop of name and surname

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",
            //         sex: "Male",
            //         age: "100",
            //         fathername: "Akakiyovich",
            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",
            //         age: "23",
            //         fathername: "Ronaldovich",
            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",
            //         fathername: "Messiyovich",
            //     }),
            //     (d = {
            //         "name": "Illia",
            //         "surname": "Kozyr",
            //         "fathername": "Sergeevych",
            //     }),
            // ];

            // var index;
            // for (index = 0; index < persons.length; ++index) {
            //     console.log(persons[index].name + " " + persons[index].surname);
            // }

            // -------------------loop of loop of values

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",
            //         sex: "Male",
            //         age: "100",
            //         fathername: "Akakiyovich",
            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",
            //         age: "23",
            //         fathername: "Ronaldovich",
            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",
            //         fathername: "Messiyovich",
            //     }),
            //     (d = {
            //         name: "Illia",
            //         surname: "Kozyr",
            //         fathername: "Sergeevych",
            //     }),
            // ];

            // for (let index = 0; index < persons.length; index++) {
            //     for (let key in persons[index]) {
            //         console.log(persons[index][key]);
            //     }
            // }

            // -------------------fullName

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",
            //         sex: "Male",
            //         fathername: "Akakiyovich",
            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",
            //         age: "23",
            //         fathername: "Ronaldovich",
            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",
            //         fathername: "Messiyovich",
            //     }),
            //     (d = {
            //         name: "Illia",
            //         surname: "Kozyr",
            //         fathername: "Sergeevych",
            //     }),
            // ];

            // for (let object of persons) {
            //     if (object.name && object.surname) {
            //         object.fullName = object.name + " " + object.surname;
            //     }
            // }
            // console.log(persons);

            // -------------------serialize

            // console.log(JSON.stringify(persons));

            // -------------------deserialize

            // const obj = JSON.parse('d: {"name":"John", "surname": "Ivanoff", "city" : "New York"}');
            // let resoultObject = Object.assign(persons, obj);
            // console.log(resoultObject)

            // -------------------HTML

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",

            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",

            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",

            //     }),
            //     (d = {
            //         name: "Illia",
            //         surname: "Kozyr",

            //     }),
            // ];

            // var str = "<table border='1'>";
            // for (let i = 0; i < 4; i++) {
            //     for (let key in persons[i]) {
            //         str += `<tr><td>${[key]}</td><td>${persons[i][key]}</td></tr>`;
            //     }

            // }
            // str += "</table>";
            // console.log(str);
            // document.write(str);

            // ---------------HTML optional fields

            // var persons = [
            //     (a = {
            //         name: "Andrey",
            //         surname: "Petroff",
            //         sex: "Male",
            //         fathername: "Akakiyovich",
            //     }),
            //     (b = {
            //         name: "Anton",
            //         surname: "Nikitin",
            //         age: "23",
            //         fathername: "Ronaldovich",
            //     }),
            //     (c = {
            //         name: "Artem",
            //         surname: "Kozyr",
            //         fathername: "Messiyovich",
            //     }),
            //     (d = {
            //         name: "Illia",
            //         surname: "Kozyr",
            //         fathername: "Sergeevych",
            //     }),
            // ];

            // var str = "<table border='1'>";
            // for (let i = 0; i < 4; i++) {
            //     for (let key in persons[i]) {
            //         str += `<tr><td>${[key]}</td><td>${persons[i][key]}</td></tr>`;
            //     }

            // }
            // str += "</table>";
            // console.log(str);
            // document.write(str);

            // -------------------HTML tr color

            var persons = [
                (a = {
                    name: "Andrey",
                    surname: "Petroff",
                    sex: "Male",
                    fathername: "Akakiyovich",
                }),
                (b = {
                    name: "Anton",
                    surname: "Nikitin",
                    age: "23",
                    fathername: "Ronaldovich",
                }),
                (c = {
                    name: "Artem",
                    surname: "Kozyr",
                    fathername: "Messiyovich",
                }),
                (d = {
                    name: "Illia",
                    surname: "Kozyr",
                    fathername: "Sergeevych",
                }),
            ];

            var str = "<table border='1'>";
            for (let i = 0; i < 4; i++) {
                for (let key in persons[i]) {
                    str += `<tr style="color: red;><td>${[key]}</td><td>${
                        persons[i][key]
                    }</td></tr>`;
                }
            }
            str += "</table>";
            console.log(str);
            document.write(str);
            

            // -------------------destruct array

            // let arr = [1,2,3,4,5, "a", "b", "c"]
            // let [odd1=1%2, even1, odd2, even2, odd3, ...arrr] = [1,2,3,4,5, "a", "b", "c"];

            //--------------------destruct string

            // let arr = [1, "abc"];
            // let [number, [s1, s2, s3]] = arr;

            // --------------------destruct 2

            // let obj = {
            //     name: "Ivan",
            //     surname: "Petrov",
            //     children: [{ name: "Maria" }, { name: "Nikolay" }],
            // };

            // let {
            //     children: [{ name: name1 }, { name: name2 }],
            // } = obj;

            // --------------------destruct 3

            let arr = [1,2,3,4, 5,6,7,10]

            let [a, b, {length = arr.length}] = arr;

        </script>
    </body>
</html>