javascript currency converter

1function formatToCurrency(amount){
2    return (amount).toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,'); 
3}
4formatToCurrency(12.34546); //"12.35"
5formatToCurrency(42345255.356); //"42,345,255.36"

1const select = document.querySelectorAll('.currency');
2    const number = document.getElementById("number");
3    const output = document.getElementById("output");
4
5
6    fetch('https://api.frankfurter.app/currencies').then((data) => data.json())
7      .then((data) => {
8        display(data);
9      });
10
11
12    function display(data) {
13      const entries = Object.entries(data);
14      for (var i = 0; i < entries.length; i++) {
15        select[0].innerHTML += `<option value="${entries[i][0]}">${entries[i][0]} : ${entries[i][1]}</option>`;
16        select[1].innerHTML += `<option value="${entries[i][0]}">${entries[i][0]} : ${entries[i][1]}</option>`;
17      }
18    }
19
20
21
22    function updatevalue() {
23      let currency1 = select[0].value;
24      let currency2 = select[1].value;
25
26      let value = number.value;
27
28
29      if (currency1 != currency2) {
30        convert(currency1, currency2, value);
31      } else {
32        alert("Choose Diffrent Currency");
33      }
34    }
35
36
37    function convert(currency1, currency2, value) {
38      const host = "api.frankfurter.app";
39
40      fetch(`https://${host}/latest?amount=${value}&from=${currency1}&to=${currency2}`)
41        .then((val) => val.json())
42        .then((val) => {
43          console.log(Object.values(val.rates)[0]);
44          output.value = Object.values(val.rates)[0];
45        });
46
47    }

1Steven Jasper C

1Steve

1Steven Jasper Calcaro