Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我在网络热敏打印机(Epson Tm-t81)上使用 php 技术打印收据,但打印收据上的字母可见度很低。你们能帮我增加打印收据上字母的粗体吗?提前致谢
用这些包装文本:
$bold_on = "\x1B\x45\x01"; $bold_off = "\x1B\x45\x00";