why cant I open vscode in my mac terminal code example

Example 1: open visual studio code from terminal mac

#Add Bash alias in .bash_profile ?
$ alias code="open -a /Applications/Visual\ Studio\ Code.app"

#Open Visual Studio Code by command
$ code .

Example 2: install code . path in mac

cat << EOF >> ~/.zshrc
# Add Visual Studio Code (code)
export PATH="/Applications/Visual Studio Code.app/Contents/Resources/app/bin:$PATH"
EOF