设置软链接
ln -s /usr/local/phpstudy/soft/php/php-7.3.8/sbin/depends/libsodium.so.23 /usr/lib/
php -v php: error while loading shared libraries: libsodium.so.23: cannot open shared object file: No such file or directory
原文：https://www.cnblogs.com/ZJMars/p/13536250.html
