qrexample04.php

    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    20
    21
    22
    23
    24

    <?php // content="text/plain; charset=utf-8"
        // Example 4 : QR Barcode with specified version and error correction level

        // Include the library
        require_once('jpgraph/QR/qrencoder.inc.php');

        // Data to be encoded
        $data = '01234567';
        $version = 12;  // Use QR version 4
        $corrlevel = QRCapacity::ErrH ; // Level H error correction (the highest possible)

        // Create a new instance of the encoder using the specified
        // QR version and error correction
        $encoder = new QREncoder($version,$corrlevel);

        // Use the image backend
        $backend = QRCodeBackendFactory::Create($encoder, BACKEND_IMAGE);

        // Set the module size
        $backend->SetModuleWidth(3);

        // Store the barcode in the specifed file
        $backend->Stroke($data);
    ?>