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PHP code example of jysperu / php-qr-code

1. Go to this page and download the library: Download jysperu/php-qr-code library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

jysperu / php-qr-code example snippets



spl_autoload_register(function ($class) {
    static $dir = '/path/to/src';
    static $spc = '\\';

    $class = trim($class, $spc);
    $parts = explode($spc, $class);
    $base  = array_shift($parts);

    if ($base <> 'QRcode' or count($parts) === 0) return;

    $parts = implode(DIRECTORY_SEPARATOR, $parts);
    $file = $dir . DIRECTORY_SEPARATOR . $parts . '.php';

    if (file_exists($file))


use QRcode\QRcode;
use QRcode\QRstr;

$data = 'Hello World!';
$dest = __DIR__ . '/qr.png';

QRcode :: png ($data, $dest, QRstr :: QR_ECLEVEL_L, 4, 2);
## Expected: New file


use QRcode\QRcode;
use QRcode\QRstr;

$data = 'Hello World!';
$dest = __DIR__ . '/qr.webp';

QRcode :: webp ($data, $dest, QRstr :: QR_ECLEVEL_L, 4, 2);
## Expected: New file


use QRcode\QRcode;
use QRcode\QRstr;

$data = 'Hello World!';

QRcode :: png ($data, FALSE, QRstr :: QR_ECLEVEL_L, 4, 2);
## Expected: Header: Content-type: image/png


use QRcode\QRcode;
use QRcode\QRstr;

$data = 'Hello World!';

QRcode :: webp ($data, FALSE, QRstr :: QR_ECLEVEL_L, 4, 2);
## Expected: Header: Content-type: image/webp


use QRcode\QRcode;
use QRcode\QRstr;

$data = 'Hello World!';

$base64_data = QRcode :: base64_png ($data, QRstr :: QR_ECLEVEL_L, 4, 2);
## Expected: $base64_data = data:image/png;base64,....


use QRcode\QRcode;
use QRcode\QRstr;

$data = 'Hello World!';

$base64_data = QRcode :: base64_webp ($data, QRstr :: QR_ECLEVEL_L, 4, 2);
## Expected: $base64_data = data:image/webp;base64,....

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