javascript-tutorials/function3.html at main · OTobi21/javascript-tutorials · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        function convertLength(lenght, from, to){
            if(from === 'miles' && to === 'km')
            newLenght = `${(lenght * 1.6)} km`;
            else if(from === 'km' && to === 'miles')
            newLenght = `${(lenght / 1.6)} miles`;
            else if(from === 'miles' && to === 'ft')
            newLenght = `${(lenght * 5280)} ft`;
            else if(from === 'ft' && to === 'miles')
            newLenght = `${(lenght / 5280)} miles `;
            else if(from === 'km' && to === 'ft')
            newLenght = `${(lenght * 3281)} ft`;
            else if(from === 'lbs' && to === 'lbs')
            newLenght =`invalid unit: ${from}`;
            else if(from === to)
            newLenght = `${(lenght)} ${from}`;

        console.log(newLenght)
        }
        convertLength(50, 'miles', 'km');
        convertLength(32, 'km', 'miles');
        convertLength(30, 'km', 'km');
        convertLength(5, 'miles', 'km')
        convertLength(5, 'miles', 'ft')
        convertLength(5, 'km', 'ft')
        convertLength(5, 'lbs', 'lbs');

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