weight-calculator-javascript/index.html at master · juhishaw/weight-calculator-javascript · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Weight Converter</title>
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/css/bootstrap.min.css" integrity="sha384-rwoIResjU2yc3z8GV/NPeZWAv56rSmLldC3R/AZzGRnGxQQKnKkoFVhFQhNUwEyJ" crossorigin="anonymous">

    <style>
        body {
            margin-top: 70px;
            background: #333;
            color: #fff;
        }

    </style>
</head>

<body>
    <div class="container">
        <div class="row">
            <div class="col-md-6 offset-md-3 col-sm-12">
                <h1 class="display-4 text-center mb-3">Weight Conveter</h1>
                <form>
                    <div class="form-group">
                        <input id="lbsInput" type="number" class="form-control form-control-lg" placeholder="Enter Pounds...">
                        <input id="kiloInput" type="number" class="form-control form-control-lg" placeholder="Enter Kilograms...">
                        <input id="gramInput" type="number" class="form-control form-control-lg" placeholder="Enter Grams...">
                        <input id="ozInput" type="number" class="form-control form-control-lg" placeholder="Enter Ounces...">
                    </div>
                </form>
                <div id="output">
                    <div class="card card-primary mb-2">
                        <div class="card-block">
                            <h4>Grams:</h4>
                            <div id="gramsOutput"></div>
                        </div>
                    </div>
                    <div class="card card-success mb-2">
                        <div class="card-block">
                            <h4>Kilograms:</h4>
                            <div id="kgOutput"></div>
                        </div>
                    </div>
                    <div class="card card-danger mb-2">
                        <div class="card-block">
                            <h4>Ounces:</h4>
                            <div id="ozOutput"></div>
                        </div>
                    </div>
                    <div class="card card-warning mb-2">
                        <div class="card-block">
                            <h4>Pounds:</h4>
                            <div id="poundsOutput"></div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <script>
        //pounds...
        document.getElementById('output').style.visibility = 'hidden';
        document.getElementById('lbsInput').addEventListener('input', function(e) {
            document.getElementById('output').style.visibility = 'visible';
            document.getElementById('kiloInput').style.visibility = 'hidden';
            document.getElementById('gramInput').style.visibility = 'hidden';
            document.getElementById('ozInput').style.visibility = 'hidden';
            //console.log(123);
            let lbs = e.target.value;
            document.getElementById('poundsOutput').innerHTML = lbs / 1;
            document.getElementById('gramsOutput').innerHTML = lbs / 0.0022046;
            document.getElementById('kgOutput').innerHTML = lbs / 2.2046;
            document.getElementById('ozOutput').innerHTML = lbs * 16;
        });

        //Kilograms
        document.getElementById('output').style.visibility = 'hidden';
        document.getElementById('kiloInput').addEventListener('input', function(e) {
            document.getElementById('lbsInput').style.visibility = 'hidden';
            document.getElementById('output').style.visibility = 'visible';
            document.getElementById('gramInput').style.visibility = 'hidden';
            document.getElementById('ozInput').style.visibility = 'hidden';
            //console.log(123);
            let kilo = e.target.value;
             document.getElementById('kiloOutput').innerHTML = kilo / 1;
            document.getElementById('gramsOutput').innerHTML = kilo * 1000;
            document.getElementById('poundsOutput').innerHTML = kilo * 2.20462;
            document.getElementById('ozOutput').innerHTML = kilo * 35.2574;
        });

        //Grams
        document.getElementById('output').style.visibility = 'hidden';
        document.getElementById('gramInput').addEventListener('input', function(e) {
            document.getElementById('output').style.visibility = 'visible';
            document.getElementById('kiloInput').style.visibility = 'hidden';
            document.getElementById('lbsInput').style.visibility = 'hidden';
            document.getElementById('ozInput').style.visibility = 'hidden';
            //console.log(123);
            let grams = e.target.value;
             document.getElementById('gramsOutput').innerHTML = grams / 1;
            document.getElementById('poundsOutput').innerHTML = grams * 0.00220462;
            document.getElementById('kgOutput').innerHTML = grams * 0.001;
            document.getElementById('ozOutput').innerHTML = grams * 0.035274;
        });

        //Ounces
        document.getElementById('output').style.visibility = 'hidden';
        document.getElementById('ozInput').addEventListener('input', function(e) {
            document.getElementById('output').style.visibility = 'visible';
            document.getElementById('kiloInput').style.visibility = 'hidden';
            document.getElementById('gramInput').style.visibility = 'hidden';
            document.getElementById('lbsInput').style.visibility = 'hidden';
            //console.log(123);
            let oz = e.target.value;
             document.getElementById('ozOutput').innerHTML = oz / 1;
            document.getElementById('gramsOutput').innerHTML = oz * 28.3495;
            document.getElementById('kgOutput').innerHTML = oz * 0.0283495;
            document.getElementById('poundsOutput').innerHTML = oz * 0.0625;
        });

    </script>
</body>

</html>