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使用php生成、识别二维码

article 2025/1/15 9:30:35

1、生成二维码

要求：

# 详见：https://packagist.org/packages/bacon/bacon-qr-code
php: ^8.1

iconv Library
imagick Library
# 或者：GD library

下载：

# 详见：https://packagist.org/packages/bacon/bacon-qr-code

composer require bacon/bacon-qr-code

php代码：

<?php

require __DIR__ . "/vendor/autoload.php";

use BaconQrCode\Renderer\GDLibRenderer;
use BaconQrCode\Writer;

$renderer = new GDLibRenderer(400);
$writer = new Writer($renderer);
$writer->writeFile('Hello World!', 'qrcode.png');

2、识别二维码

要求：

# 详见：https://packagist.org/packages/khanamiryan/qrcode-detector-decoder

PHP >= 8.1

GD Library

下载：

# 详见：https://packagist.org/packages/khanamiryan/qrcode-detector-decoder

composer require khanamiryan/qrcode-detector-decoder

php代码：

<?php

require __DIR__ . "/vendor/autoload.php";
use Zxing\QrReader;

$qrcode = new QrReader("qrcode.png");
$text = $qrcode->text();

var_dump($text);

详见：

bacon/bacon-qr-code - Packagist

khanamiryan/qrcode-detector-decoder - Packagist

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