zsh: command not found: mvn

输入:
? ~ mvn

提示:
zsh: command not found: mvn

解决方法:
step 1:

vim ~/.zshrc

step 2:(Add at the end of the file)

source ~/.bash_profile;

step 3:(Execution shell)

> source ~/.bash_profile

原文：https://www.cnblogs.com/guofuangela/p/14551951.html