zsh: command not found: git code example

Example 1: zsh: command not found: npm

export NVM_DIR=~/.nvm
 [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"

Example 2: zsh: command not found: nvm

# NVM Stuff
export NVM_DIR="$HOME/.nvm"
. "/usr/local/opt/nvm/nvm.sh"