为什么composer不下来报错误

[djsxianglei]

D:\WWW\message.leadnew.com.cn>composer require laravelsms/sms

[InvalidArgumentException] Could not find package laravelsms/sms at any version for your minimum-stability (stable). Check the package spelling or your minimum-stability

require [--dev] [--prefer-source] [--prefer-dist] [--no-progress] [--no-suggest] [--no-update] [--no-scripts] [--update-no-dev] [--update-with-dependencies] [--ignore-platform-reqs] [--prefer-stable] [-- prefer-lowest] [--sort-packages] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--apcu-autoloader] [--] []...

[phper2013]

README.MD 已更新