xcode-select

Switch between different versions of Xcode and the included developer tools. Also used to update the path to Xcode if it is moved after installation. More information: https://developer.apple.com/library/archive/technotes/tn2339/_index.html.

• Install Xcode's command-line tools:
  xcode-select --install
• Select a given path as the active developer directory:
  xcode-select --switch {{path/to/Xcode.app/Contents/Developer}}
• Select a given Xcode instance and use its developer directory as the active one:
  xcode-select --switch {{path/to/Xcode_file.app}}
• Print the currently selected developer directory:
  xcode-select --print-path
• Discard any user-specified developer directory so that it will be found via the default search mechanism:
  sudo xcode-select --reset