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sudo rm -rf php
cd /usr/bin
sudo ln -s /usr/local/php7.2/bin/php /usr/bin/php

(图片来自网络侵删)
再次实行 php -vPHP 7.2.6 (cli) (built: Oct 18 2019 11:31:56) ( NTS )Copyright (c) 1997-2018 The PHP GroupZend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
完美切换成功,就这么大略,傻眼不。
标签:php