通过brew 安装的php版本后执行命令
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brew info php@7.2
执行后会提示需要执行的命令
If you need to have this software first in your PATH instead consider running:
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echo 'export PATH="/usr/local/opt/php@7.2/bin:$PATH"' >> ~/.zshrc
echo 'export PATH="/usr/local/opt/php@7.2/sbin:$PATH"' >> ~/.zshrc
执行 echo 命令就行了
最后source
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source ~/.zshrc //立即生效