1. Go to this page and download the library: Download chenbool/barcode 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/ */
chenbool / barcode example snippets
\chenbool\Code\Barcode;
// 生成 Code39 条形码
Barcode::code39('text to encode');
use \chenbool\Code\Barcode;
// 设置高度为 80，宽度比例为 2
Barcode::code39('text to encode', 80, 2);