1、composer require topthink/think-captcha沒有反應php
首先切換國內conmposer鏡像composer
composer config -g repo.packagist composer https://packagist.phpcomposer.com ui
2、而後注意composer安裝驗證碼的鏡像地址(注意源地址後面跟了一個1)spa
composer require topthink/think-captcha 1 token