SHELL

zsh add to PATH permanently

echo -n 'export PATH=~/bin:$PATH' >> ~/.zshrc

zsh add to path

# append
path+=('/home/david/pear/bin')
# or prepend
path=('/home/david/pear/bin' $path)

zsh add to PATH permanently

echo -n 'export PATH=$HOME/bin:$PATH' >> ~/.zshrc