A tiny shortcut function to switch between PHP versions on macOS.

.zprofile

# switch php version
function switch_php() {
  brew services stop [email protected]
  brew services stop php
  brew unlink [email protected]
  brew unlink php
  case $1 in
    7.4)
      brew services start [email protected]
      brew link [email protected]
      ;;
    *)
      brew services start php
      brew link php
      ;;
  esac
}