resize-image-before-upload-javascript/index.html at master · daniwebdev/resize-image-before-upload-javascript · GitHub

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

<head>
    <title>Title</title>
    <!-- Required meta tags -->
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

    <!-- Bootstrap CSS -->
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
    <style>
        .preview {
            height: 300px;
            width: 300px;
            background: black;
        }
    </style>
</head>

<body>

    <div class="container">
        <div id="upload-area">
            <input type="file" id="file">
            <img style="border: 1px solid gray;" id="preview" src="https://via.placeholder.com/350x150" />
        </div>
    </div>

    <!-- Optional JavaScript -->
    <!-- jQuery first, then Popper.js, then Bootstrap JS -->
    <script src="https://code.jquery.com/jquery-3.5.1.min.js" integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=" crossorigin="anonymous"></script>
    <script src="./script.js"></script>
</body>

</html>