GennadySht
/
HomeWork


			
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							<header>
    <h1>Currency Table</h1>
</header>

<body>
    <script>
        const toHtmlTable = (arr) => {
            let str = "<table>";
            for (let arrEl of arr) {
                str += "<tr>";
                for (let val of arrEl) {
                    str += `<td>${val}</td>`;
                }
                str += "</tr>";
            }
            str += "</table>";
            return str;
        }
        
        const createCurrencyTable = () => {
            fetch(`https://open.er-api.com/v6/latest/USD`)
                .then(response => response.json())
                .then(data => {
                    const name = 0;
                    const value = 1;
                    let str = "<table>";
                    arr = Object.entries(data.rates);
                    str += "<tr><td></td>";
                    for (let i = 0; i < arr.length; i++) {
                        str += `<td>${arr[i][name]}</td>`;
                    }
                    str += "</tr>";
                    for (let i = 0; i < arr.length; i++) {
                        str += `<tr><td>${arr[i][name]}</td>`;
                        currRate1 = arr[i][value];


                        for (let j = 0; j < arr.length; j++) {
                            currRate2 = arr[j][value];
                            crossCurrRate = currRate2 / currRate1;
                            str += `<td>${crossCurrRate.toFixed(3)}</td>`;
                        }


                        str += "</tr>";
                    }
                    str += "</table>";


                    document.write(str);
                });
        }


    </script>

</body>