ilya_shyian
/
homework


			
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							<!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>
    <style>
        .cell{
            width:40px;
            height: 40px;
            border:1px solid black;
            text-align:center;
            cursor:pointer;
        }

        .row:nth-child(even){
            background: #eeeeee;
        }


    </style>

    <table id = "table1">

    </table>

    <br><br><br>

    <input type="number" name="" id="inp1" placeholder="Number 1">
    <input type="number" name="" id="inp2" placeholder="Number 2">
    <input type="text"  id="result" placeholder="Sum" readonly>
    <button id="calcBtn">Calc</button>


    <script>

//ТАБЛИЦА УМНОЖЕНИЯ

        // let table = document.querySelector('#table1')

        // for(let i=1; i<10;i++){
        //     let tr = document.createElement('tr')
        //     tr.classList.add("row")
        //     table.append(tr)
        //     for(let j = 1;j<10;j++){
        //         let td = document.createElement('td')
        //         td.innerText = i*j
        //         tr.append(td)
        //         td.classList.add("cell")
        //     }
        // }

//ПОДСВЕТИТЬ ЯЧЕЙКУ

        // let table = document.querySelector('#table1')

        // for(let i=1; i<10;i++){
        //     let tr = document.createElement('tr')
        //     tr.classList.add("row")
        //     table.append(tr)
        //     for(let j = 1;j<10;j++){
        //         let td = document.createElement('td')
        //         td.innerText = i*j
        //         tr.append(td)
        //         td.classList.add("cell")
        //         td.onmouseover = ()=>td.style.backgroundColor  = "#CECECE"
        //         td.onmouseleave = ()=>td.style.backgroundColor  = ""
        //     }
        // }


//ПОДСВЕТИТЬ СТРОКУ И СТОЛБЕЦ
        function lightUp(event){
            let cellIdx = this.cellIndex
            let rows = this.parentElement.parentElement.children

            this.parentElement.style.backgroundColor  = "#CECECE"

            for(let row of rows){
                row.children[cellIdx].style.backgroundColor  = "#CECECE"
            }
        }

        function lightDown(event){
            let cellIdx = this.cellIndex
            let rows = this.parentElement.parentElement.children

            this.parentElement.style.backgroundColor  = ""

            for(let row of rows){
                row.children[cellIdx].style.backgroundColor  = ""
            }

        }


        let table = document.querySelector('#table1')

        for(let i=1; i<10;i++){
            let tr = document.createElement('tr')
            tr.classList.add("row")
            table.append(tr)
            for(let j = 1;j<10;j++){
                let td = document.createElement('td')
                td.innerText = i*j
                tr.append(td)
                td.classList.add("cell")

                td.addEventListener('mouseover',lightUp)
                td.addEventListener('mouseleave',lightDown)


            }
        }


//CALC
    let inp1 = document.querySelector("#inp1")
    let inp2 = document.querySelector("#inp2")


    calcBtn.onclick = function(){
        alert((+inp1.value) + (+inp2.value))
    }


//CALC LIVE

    function calc() {
        result.value = (+inp1.value) + (+inp2.value)
    }

    inp1.oninput = calc
    inp2.oninput = calc

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