Number-converter/convertor.html at master · Developers-codz/Number-converter · GitHub

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<!DOCTYPE html>
<html>
  <head>
    <title>Convertor</title>
    <style>
      * {
        box-sizing: border-box;
        padding: 0;
        margin: 0;
      }

      #container {
        width: 50%;
        height: 40%;
        border: 2px solid grey;
        border-radius: 10px;
        margin-left: 30%;
        margin-top: 10%;
        padding: 5px;
        color: blue;
        background-color: lightgrey;
        box-shadow: 10px 10px 5px black;
      }

      #header {
        width: inherit;
        height: 20%;
        text-align: center;
        font-family: cursive;
        font-size: 150%;
      }
      .textEle {
        padding: 5px;
        margin: 5px;
        margin-left: 80px;
        width: inherit;
        border-radius: 2px;
      }
    </style>
  </head>

  <body>
    <div id="container">
      <div id="header">Decimal/Binary/Hexadecimal/Octal</div>
      <hr />
      Binary <br />
      <input
        type="text"
        id="input1"
        class="textEle"
        onkeyup="fromBinary(this.value)"
        autofocus
      />
      <br />Decimal <br />
      <input
        type="text"
        id="input2"
        class="textEle"
        onkeyup="fromDecimal(this.value)"
      />
      <br />Octal <br />
      <input
        type="text"
        id="input3"
        class="textEle"
        onkeyup="fromOctal(this.value)"
      />
      <br />Hexadecimal <br />
      <input
        type="text"
        id="input4"
        class="textEle"
        onkeyup="fromHexa(this.value)"
      />
    </div>
    <script>
      function fromBinary(num) {
        var num = '0b' + num;

        document.getElementById('input2').value = Number(num).toString(10);
        document.getElementById('input3').value = Number(num).toString(8);
        document.getElementById('input4').value = Number(num).toString(16);
      }
      function fromDecimal(num) {
        document.getElementById('input1').value = Number(num).toString(2);
        document.getElementById('input3').value = Number(num).toString(8);
        document.getElementById('input4').value = Number(num).toString(16);
      }
      function fromOctal(num) {
        var num = '0o' + num;

        document.getElementById('input1').value = Number(num).toString(2);
        document.getElementById('input2').value = Number(num).toString(10);
        document.getElementById('input4').value = Number(num).toString(16);
      }
      function fromHexa(num) {
        var num = '0x' + num;

        document.getElementById('input1').value = Number(num).toString(2);
        document.getElementById('input2').value = Number(num).toString(10);
        document.getElementById('input3').value = Number(num).toString(8);
      }
    </script>
  </body>
</html>