POS 热敏打印机供应商文件

Question

我已经从 github https://github.com/mike42/escpos-php

下载了代码

<?php
    require __DIR__ . '/vendor/autoload.php';
    use Mike42\Escpos\PrintConnectors\FilePrintConnector;
    use Mike42\Escpos\Printer;
    $connector = new FilePrintConnector("/dev/usb/lp0");
    $printer = new Printer($connector);
    
    $printer -> text("Hello World!\n");
    $printer -> cut();
    
    $printer -> close();

在此代码中缺少供应商目录

Answer 1

那将是 PHP Composer 功能。

COMPOSER

A Dependency Manager for PHP

Autoloading

For libraries that specify autoload information, Composer generates a vendor/autoload.php file. You can simply include this file and start using the classes that those libraries provide without any extra work:

请参考上面链接的解释。

POS 热敏打印机供应商文件

POS Thermal printer vendor file

github

thermal-printer

vendor